Question : Crop rotation helps to
Option 1: lessen use of pesticides
Option 2: eliminate parasites which have selective hosts
Option 3: yield more crops
Option 4: produce a greater choice of plant products
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Correct Answer: eliminate parasites which have selective hosts
Solution : The correct answer is eliminate parasites which have selective hosts.
Crop rotation is an agricultural practice of growing different crops in successive seasons. It helps to restore the nutrients in the soil and also breaks the parasites and weeds life cycle and their elimination. Some common crop combinations sown in crop rotation are- Rice, Wheat, Moong and Mustard; Sugarcane and Barseem etc.
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