Question

why might soils rich in organic matter not be fertile? a. soil fertility comes from a balance of organic matter and other mineral nutrients. b. large amounts of organic material make soil retain too little water. c. soil fertility is a result of the inorganic minerals present. d. soils rich in organic material are always highly fertile. please select the best answer from the choices provided.

Explanation:

Soil fertility depends on multiple factors. Just having organic matter doesn't guarantee fertility. A balance of organic matter and other mineral nutrients is important. Large amounts of organic matter can cause water - holding issues and soil fertility is also related to inorganic minerals. And soils rich in organic matter aren't always highly fertile due to other limiting factors.

Answer:

a. Soil fertility comes from a balance of organic matter and other mineral nutrients.