Question

Write 4 merit. Of green revolution and 4 demerit

Answer 1

Answer:

green revolution

merits

1. it help to increase in production

2. Increase in farmers income

3. living standard of farmer has changed

4. Increase in per hectare yield

5. Indian have become self dependent

demerits

1. It is reduce the soil fertility due to regular due to regular use of chemical fertilizer

2. water level has reduced due to continouus use of water

Answer 2

Merits of green revolution :-

♥ Higher yield due to the use of HYV seeds.

♥ Higher yield enabled farmers to sell the surplus food in the market and earn more .

♥ Pesticides and insecticides are able to protect the crops from pests and insects .

♥ A good irrigation system is able to enhance crop production .

Demerits of the Green Revolution

♥ Loss of soil fertility due to increased use of chemical fertilisers .

♥ The chemical fertilisers , easily soluble in water can dissolve in the groundwater and pollute it .

♥ They can kill bacteria and other micro -organisms helpful for the soil .

♥ Excessive use of fertilisers can also make the soil alkaline and unfit for cultivation.