Question

Which among the following is/are the advantages of organic manure?

• A. It increases erosion of top soil .
• B. It helps in the circulation of air.
• C. It increases plants nutrition level.
• D. It decreases microbial acitivity.

Answer 1

Answer: (B), (C)

The correct options are
B It helps in the circulation of air.
C It increases plants nutrition level.

Organic manure is the manure formed by the decay of organic matter. This manure binds the loose soil together and reduces soil erosion. It increases the water holding capacity of the soil, helps in aeration, add nutrients to the plants and also increases the microbial activity that is helpful for the plants.