Consider the following statements with respect to Green Revolution in India:
1. It refers to the large increase in the production of food grains resulting from the use of high-yielding variety (HYV) seeds, especially for wheat and rice.
2. The use of these seeds required the use of fertilizer and pesticides in the correct quantities as well as a regular supply of water.
3. In the first phase of the green revolution the use of HYV seeds was restricted to the more affluent states such as Punjab, Andhra Pradesh and Tamil Nadu.
Which of the statements given above are correct?
1
1 and 2 only
2
2 and 3 only
3
1 and 3 only
4
1, 2 and 3