Question

Which of the following statement is correct with respect to manure?

• A. Manure is manufactured in factories.
• B. Manure is made of inorganic salts.
• C. Manure adds humus to the soil.
• D. Manure causes water pollution.

Answer 1

The correct option is C Manure adds humus to the soil.

• Manure is an organic substance made from animal waste, kitchen waste whereas fertilisers are inorganic salts manufactured in factories.
• Manure adds humus to soil which enhances soil fertility.
• Manure does not cause water pollution whereas fertiliser contains chemicals which runoff into the water bodies causing water pollution.