Question

2. What is humus? How is it formed?​

Answer 1

Answer:

Humus is formed by the decomposing action of soil microorganisms (e.g., bacteria and fungi), which break down animal and vegetable material into elements that can be used by growing plants.

Answer 2

Answer:

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Humus is a dark organic material present on the top of the soil. It is mainly composed of dead decayed animals, dried leaves, grasses , vegetables, microbe's and other nutrients.Humus server as a source of nitrogen, phosphorus , sulphur and also increase water holding and serve as a source of energy for the growth and development.

Humus is formed from the decomposition action of microeconomics like bacteria and fungi which break down the substance into simpler form like vegetables and dead animals material into elements that can be used by growing plants and it's fertile the soil.