CROP SCI

The following choices describe the characteristics and elements of temperature EXCEPT,
Temperature increases as the elevation decreases
Temperature decreases as elevation decreases
The mean annual temperature is 27 degrees centigrade
The degree or intensity of heat present in a substance or object
The following are the characteristics of Clay EXCEPT
Close to ideal soil
Rock-hard when dry
Sticky when wet
Does not drain
Which of the following belongs to the first crops to be domesticated?
Peanut
Lentils
Sorghum
Rice
Which of the following is the definition of natural selection?
It is the hereditary reorganization of plants into domestic and cultivated forms
It is the loss of delayed seed germination
Properties that pre-adapt it to a wide variety of environmental conditions that ensure continuation of species
It aims in increasing productivity & quality of crops
Fill in the Blank. In terms of number of species, Natural Selection is ______, _______.
more, select number
few, select number
diverse, more
diverse & not very stable
Which of the following is not a part of the vegetative part?
Stipule
Base
Ovary
Midrib
Which crop is a Biennial crop?
Cabbage
Sunflower
Corn
Coconut
Which of the following is an abiotic material?
Insect
Vertebrates
Wind
Invertebrates
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