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UPSC Prelims 1986 · Agriculture · Farming Green
Rotation of crops means
- (a) Different crops are grown in succession to maintain the soil fertility
- (b) Growing two crops at the same time
- (c) Same crop is grown after some time
- (d) None of the above
Show the answer and explanation
Answer: (a) Different crops are grown in succession to maintain the soil fertility
Rotation = growing different crops one after another to keep soil fertile and break pest cycles.
Why the others are wrong
(b) That is mixed cropping.
(c) That is monocropping.
The trap
None.
🔒 Rotation (e.g. cereal–legume) restores nitrogen.