Social Sciences, asked by Aashray124, 1 year ago

give two merit and one demerit of green revolution

Answers

Answered by abhishek00001
0
Green Revolution introduced a number of modern farming methods in India.
Higher yield due to the use of HYV seeds.
Machines like harvesters, tractors and threshers have made ploughing and harvesting faster and easier.
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.
Continuous use of groundwater for tubewell irrigation has reduced the water table below the ground.
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.

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Answered by Riddhigupta147
0
               MERITS
1. It increased significantly the production, to almost 2.5 times in wheat between 1960 and 2010.
2. 
It improved the economic lot of farmers, and their standard of living greatly improved. It reduced the import of food grain.
               DEMERITS
1. 
The revolution increased the use of fertilizers. Generally speaking a fertilizer has the chance to soak into the soil and spread to other areas if it rains.

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