What is the main reason for increased yields in the Green Revolution?

What is the main reason for increased yields in the Green Revolution?
  1. Improved crop varieties
  2. Better management practices
  3. Use of agrochemicals
  4. Both B) and C)

Solution

Increased yields in the Green Revolution have partly been due to the use of improved crop varieties, but mainly due to the use of better management practices and the use of agrochemicals.

Asked in: NCERT

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