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Natural Resources — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceNatural Resources1 Mark
Question

Soil erosion can be prevented by:

  1. Terrace farming.
  2. Intensive cropping.
  3. Deforestation.
  4. Both (a) and (b).
✓

Answer

  1. Both (a) and (b).

Explanation:

Terrace farming and intensive cropping, both are helpful in preventing soil erosion. Terrace reduces the speed of water moving across the soil surface which reduces soil erosion. Also, Terrace farming allows more intensive cropping which thus binds the soil and prevents soil erosion.

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