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.How can we prevent the loss of top soil?NCERT Exemplar |
Answer» The uppermost layer of soil is very fertile and rich in humus. The main threat to top soil is soil erosion. Soil erosion is loss of soil due to wind or water flow. Loss of top soil can be prevented by stoppmg soil erosion by following methods (i) Afforestation (ii) strip cropping (iii) By following crop rotation to maintain the fertility of soil. (iv) Proper drainage and irrigation arrangements. |
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