UPSC Civil Services Model Paper 4

Crop diversification and also the growing of a large number of crops are practiced in rainfed lands to reduce the risk factor of crop failures due to drought or fewer rains.
Fruits, medicinal herbs, flowers, vegetables, bio-diesel crops like jatropha and jojoba need much less irrigation than rice or sugarcane. So, statement 3 is correct.
There is a huge demand for cash crops abroad. For e.g. India exports 80% of the coffee it produces earning precious foreign exchange. So, statement 1 is correct.
Processing of crops like tobacco, cotton, jute, cashew, etc is generating large forward and backward linkages in the food processing industry. So, statement 2 is correct.