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Natural Resources — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceNatural Resources3 Marks
Question
Define soil erosion? Describe causes of soil erosion.
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Answer

Soil erosion is the wear of top fertile soil by wind or water is known as soil erosion.
Causes of soil erosion:
  1. Top soil is blown away by high speed wind.
  2. Deforested land losens the soil as the roots that hold the soil together no longer exist. This loosened soil gets eroded away by wind and water easily.
  3. Top soil is often carried away by flowing rainwater.

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