Bio Exam #2

There are many ways we can measure a population. Which of the following methods can be represented by the mathematical equation: number of individuals / the area?

Milkweeds are a plant who's seeds are dispersed via the wind. They thrive in grasslands where soil, sun, and water are in abundance. Based on the facts provided to you, which of the following patterns of distribution are milkweeds likely to have?

In lecture, we talked about several factors which can affect population growth. Which of the following factors affect a population's growth? Select ALL that apply.

True or False: A k-selected species typically has a short lifespan, only has a few reproductive opportunities, but has lots of babies.

Fill in the blank: The largest population an environment can support over time is known as the __________.

In lecture, we discussed several different types of ways organisms can interact within their environment. Which of the following are interactions is defined as a close association between two organisms, such that they exhibit specific adaptations to one another?

According to the competitive exclusion principle, when two organisms occupy the same niche, which of the following will likely happen? Select ALL that apply.

True or False: In Batesian mimicry, both species are toxic.

Predator-prey interactions have resulted in a wide variety of anti-predator adaptations. Which of the following adaptations are meant to warn potential predators that their prey is toxic?

Barnacles often grow on the shells of sea turtles. The shell provides a nice hard surface for the barnacle to grow on and it doesn't harm the sea turtle. Which of the following symbiotic relationships does this represent?

Ecosystems are made up of several components. Which of the following describe are examples of biotic components? Select ALL that apply.

Which of the following measurements would a biologist take if they wanted to know the different proportions of species in an ecosystem?

Many elements are cycled through the earth and biological systems. Which of the following cycles that we talked about in lecture relies most heavily on bacteria?

True or False: The biological carbon cycle takes more time than the biogeological carbon cycle.

Which of the following natural processes absorbs more carbon than it creates?