Q. With reference to green manure, consider the following statements;
1.Green manure must be leguminous in nature, bear maximum nodules on its roots to fix large amount of atmospheric nitrogen in the soil.
2.Green manures are crops grown specifically for maintaining soil fertility and structure.
Which of the statements given above is/are incorrect?

[A] 1 only

[B] 2 only

[C] Both 1 and 2

[D] Neither 1 nor 2

Answer: D
Notes:

Both the statements are correct.

Green manures are crops grown specifically for maintaining soil fertility and structure. They are normally incorporated back into the soil, either directly, or after removal and composting.

Green manure varieties are incorporated into the soil when the crop is 42-56 days old. Green manure must be leguminous in nature, bear maximum nodules on its roots to fix large amount of atmospheric nitrogen in the soil.

Source: Indian Express