Agriculture

6. Which of the following is an example of a cash crop?
a) Wheat
b) Corn
c) Cotton
d) All of the above

7. Which of the following is a common greenhouse gas emitted by agriculture?
a) Carbon dioxide
b) Methane
c) Nitrous oxide
d) All of the above

8. What is the term for the practice of using natural predators to control pests in agriculture?
a) Pesticide use
b) Biological control
c) Monoculture
d) None of the above

9. Which of the following is a major factor in soil formation?
a) Parent material
b) Climate
c) Topography
d) All of the above

10. What is the term for the process by which water is moved through soil and taken up by plant roots?
a) Transpiration
b) Photosynthesis
c) Osmosis
d) None of the above