Question

The main function of humus is:
(a) To increase fertility of soil
(b) Soil erosion
(c) To pollute air
(d) To pollute water

Answer 1

Answer:

Your answer will be (a) to increase fertility of soil

Answer 2

Answer:

To increase the soil fertility is the main function of the humus.

Explanation:

What is humus?

Typical organic compounds that is found in soil. Humus is made up of decomposed plants and leaves as a result of action of the microorganisms in the soil.

The primary function of humus is to increase the fertility of the soil by retaining soil's nutrients and moisture. Plants that are growing over the soil will utilize those retained nutrients and moisture to improve their growth and health.