Question

what are the merits and demerits of green revolution

Answer 1

1. The research initiatives of the Green Revolution are attributed to the increased use of technology in agricultural activities. 2.New and hybrid varieties of crops, such as maize, wheat and rice, have been produced due to the Green Revolution. 3. Loans and grants have been made available to enable farmers to purchase new fertilizers, machinery and seeds, 4. Green Revolution has promoted irrigation processes through the digging of wells and increased access to dams and inundation canals. 5.The agricultural sector has become more sustainable due to the Green Revolution. 6. Sources of renewable energy, such as biogas, solar and wind power, are used to propagate Green Revolution projects. 7.But,Pollution from agrichemicals is associated with the Green Revolution, causing health damages to humans, wildlife and livestock. 8.Also at the end farmers were left with hefty loans

Answer 2

Merits of green revolution :-

♥ Higher yield due to the use of HYV seeds.

♥ Machines like harvesters and tractors 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.