Q53 of 103 Page 20

Define manure. What are the advantages of manure ?

Manure is an organic substance obtained by the decomposition of plants or animals wastes.

Advantages of manure:

● it enhances the water holding capacity of the soil.

● it makes the soil porous due to which exchange of gases becomes easy.

● it increases the number of friendly microbes.

● it improves the texture of the soil

State the function of Food Corporation of India.

What is done to protect tile grains stored in gunny bags in big go downs from damage ?

What is a fertilizer ? Name any two fertilizers. State two harmful effects caused by the excessive use of fertilizers.

Explain how, soil gets affected by the repeated growing of croping the same fields. How does use of fertilizers help the farmers ?