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Which one of the following is likely to be the most prevalent form of weathering in hot-tropical desert areas?

Options

  1. AMechanical
  2. BChemical
  3. CBiological
  4. DLeaching

Correct answer

A. Mechanical

Step-by-step solution

The two main types of weathering which occur in deserts are Mechanical weathering, which is the disintegration of a rock by mechanical forces that do not change the rock's chemical composition and Chemical weathering, which is the decomposition of a rock by the alteration of its chemical composition. The arid or hot desert areas dominated by mechanical weathering. Due to the high diurnal range of temperature in the arid areas, repeated expansion and contraction of the outer layer of the rock takes place.

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