Question

In India, the production of food increased by four times from 1960 to 2004 with only 25% increase in the cultivated land area. How do you think this has been achieved ?

CBSE Class IX Science LA (5 Marks)

Answer 1

This has been achieved by adopting a number of improved agriculture practices i.e., the green revolution. This can be classified into three major groups :

1.         Crop variety improvement - This can be achieved by introducing the desirable characters into crop varieties that can produce high yields under different conditions.

2.         Crop production improvement - To increase the productivity of crop per acre.

Crop protection management - To protect crop from the nutritional loss.