Multiple choice

Which of the following correctly defines the term 'soil erosion'?

  1. Absorption of large amount of water by soil

  2. Removal of top layer of soil

  3. Adding fertilisers to the soil

  4. Infertility of soil
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Soil erosion is the detachment and removal of topsoil by natural forces like water (rain, rivers) or wind. This process strips away the fertile surface layer, reducing agricultural productivity and carrying sediment to waterways where it causes pollution.

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