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प्रश्न
(i) What is crop rotation?
(ii) Mention two reasons why crop rotation is necessary for India.
उत्तर
(i)
The growing of different varieties of crops in succession on a piece of land to avoid ‘exhausting the soil and to control weeds, pests & diseases is called crop rotation.
(ii)
Crop rotation is necessary for India as :
- It helps make the soil more fertile, as legumes such as beans and groundnuts fix nitrogen in the soil.
- It helps to reduce the use of chemical fertilizers as nitrogen is fixed naturally in the soil.
- It helps to control weeds, diseases, and pests by breaking their life cycles.
- It reduces the risk of crop failure in case of drought or diseases.
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