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Question

What do you understand by soil erosion?


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Solution

Soil:

  1. It is the uppermost weathered layer of the earth's crust.
  2. It is composed of organic matter, mineral particles, water, and air.

Soil erosion:

  1. The denudation of the upper layer of soil is referred to as soil erosion.
  2. Human activities like over-cultivation, unrestricted grazing, deforestation, and poor irrigation practices can cause soil erosion.

Effects of soil erosion:

  1. Desertification
  2. Loss of arable land
  3. Air pollution
  4. Clogging of waterways.

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