Biosphere
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Species
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Population
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Community
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Ecology
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Ecosystem
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Biome
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Biotic Factor
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Abiotic Factor
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Autotroph
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Primary Producer
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Photosynthesis
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Chemosynthesis
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Heterotroph
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Consumer
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Carnivore
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Herbivore
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Scavenger
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Omnivore
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Decomposer
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Detritivore
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Food Chain
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Phytoplankton
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Food Web
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Zooplankton
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Trophic Level
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Ecological Pyramid
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Biomass
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Biochemical Cycle
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Nutrient
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Nitrogen Fixation
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Denitrification
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Limiting Nutrient
Any living part of the environment with which an organism might interact
Organism that obtains energy by eating both plants and animals.
Organism that obtains energy by eating only animals
An organism that is able to capture energy from sunlight or chemical and use it to produce its own food from inorganic compounds; also called a producer
Organism that breaks down and obtains energy from dead organic matter
A physical or nonliving factor that shapes an ecosystem
Process by which bacteria convert nitrates into nitrogen gas
First producer of energy-rich compounds that are later used by other organisms
An organism that relies on other organisms for its energy and food supply; also called a heterotroph
Illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
Process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches
Organism that obtains energy by eating only plants.
An organism that obtains food by consuming other living things; also called a consumer
Process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
Animals that consume the carcasses of other animals
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
The scientific study of interactions among organisms and between organisms and their environment
Organism that feeds on plants and animal remains and other dead matter
Assemblage of different populations that live together in a defined area
Photosynthetic algae found near the surface of the ocean
Total amount of living tissue within a given trophic level
Small free-floating animals that form part of plankton
Each step in a food chain or food web
A process in which chemical energy is used to produce carbohydrates
Group of individuals of the same species that live in the same area
Process in which element, chemical compounds, and other forms of matter are passed from one organism to another from one part of the biosphere to another
Chemical substance that an organism needs to sustain life
A group of ecosystems that share similar climates and typical organisms
All the organisms that live in a place, together with their nonliving environment
Single essential nutrient that limits productivity in an ecosystem
A group of similar organisms that can breed and produce fertile offspring
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