During the Dust Bowl years, thousands of acres in the United States lost all vegetation due to drought and the soil blew away. Why?
A. Plants draw all the water out of the soil, which increases erosion.
B. Plants take nutrients out of the soil, thus weakening its structure.
C. The roots of living plants help hold soil in place and prevent erosion.
D. Photosynthesis is detrimental to microbes in the soil.
Answer:C
During the Dust Bowl years, thousands of acres in the United States lost all vegetation due to drought and the soil blew away. Why?
A. Plants draw all the water out of the soil, which increases erosion. B. Plants take nutrients out of the soil, thus weakening its structure. C. The roots of living plants help hold soil in place and prevent erosion. D. Photosynthesis is detrimental to microbes in the soil.