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7 April, 08:57

Which of the following is a method used to prevent soil depletion?

a-Adding fertilizers

b-Planting grasses on slopes

c-dune fences

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  1. 7 April, 11:59
    0
    Answer is option b which is planting grasses on slopes.

    Planting grasses on slopes is a method used to prevent soil depletion. The method of Planting grass across the slope is known as Contour Farming. It can reduce soil erosion by 50 percent as compared to the farming up and down hills. It is practiced in many parts of the world where farming is important.
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