Question

.......... provides humus to the soil.

• A. Manure
• B. Organisms
• C. Fertilizers
• D. All of the above

Answer 1

The correct option is A Manure

• The substances which are added to the soil as sources of nutrients for the healthy growth of plants are called as manure and fertilizers.
• Manure is an organic substance produced by the decomposition of plant and animal wastes in the presence of microorganisms and used as fertilizers. It provides humus to the soil.