Humus is important for plant growth because:

Options

A. It is partially decomposed
B. It is derived from leaves
C. It is rich in nutrients and increases the water holding capacity of the soil
D. It is made up of dead organic matter

Answer

C

Explanation

Humus is important because it retains moisture in the soil, loosens, the soil permitting better aeration and drainage and encourage the increase of soil organisms which help make nutrients available to plants.