Agriculture

21. Which of the following is a type of sustainable agriculture?
a) Organic farming
b) Industrial agriculture
c) Monoculture
d) None of the above

22. Which of the following is a major factor in determining the fertility of soil?
a) Soil texture
b) Soil pH
c) Organic matter content
d) All of the above

23. What is the term for the process by which water is added to soil?
a) Transpiration
b) Precipitation
c) Osmosis
d) None of the above

24. Which of the following is a major factor in determining the pH level of soil?
a) Climate
b) Parent material
c) Topography
d) All of the above

25. Which of the following is a type of livestock?
a) Sheep
b) Wheat
c) Corn
d) None of the above