Question

What is green revolution and also write its effect class 9 sst

Answer 1

Green Revolution was a revolution started by Norman Ernest Borloug between 1950s and late 1960s for improving facilities of agriculture.

It key features were

1.proper facilities of irrigation

2.high yielding varieties of seeds

3.use of chemical fertiliser

This Revolution effected growth of agriculture and increased the production of crops to a higher level.

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Answer 2

Answer:

a large increase in crop production in developing countries achieved by the use of artificial fertilizers, pesticides, and high-yield crop varieties. a dramatic rise in concern about the environment in industrialized countries.