Question

Define the term green revolution. Mention any 2merits and 2demerits of green revolution

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Answer 1

Answer:

a large increase in crop production in developing countries achieved by the use of artificial fertilizers, pesticides, and high-yield crop varieties.

Green Revolution introduces a number of modern farming methods in India.

(i) Higher yield due to the use of HYV seeds.

(ii) Machines like harvesters, tractors and threshers have made ploughing and harvesting faster and easier.

(iii) Higher yield enabled farmers to sell the surplus food in the market and earn more.

Demerits of the Green Revolution

(i) Loss of soil fertility due to increased use of chemical fertilisers.

(ii) Continuous use of groundwater for tubewell irrigation has reduced the water table below the ground.

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

Explanation:

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