Q. Which of the following factors affecting the formation of Soil?
2.Parent Material
3.Micro – organisms
Choose the correct answer from the given codes:

[A] 1 only

[B] 1 and 2 only

[C] 1 and 3 only

[D] 1, 2 and 3

Answer: D

Explanation: Soil is the mixture of rock debris and organic materials which develop on the earth’s surface.

  • The major factors affecting the formation of soil are relief, parent material, climate, vegetation and other life-forms and time.
  • Besides these, human activities also influence it to a large extent.

Source: NCERT – Fundamental of Physical Geography