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Q: Residual soils are formed by
  • A. Glaciers
  • B. Wind
  • C. Water
  • D. None of the above
Correct Answer: Option D - Residual soil– If disintegrated materials remains over the parent rock then the soil is called residual soil. • Characteristics of residual soils depend on climatic conditions, natural drainage pattern, form, and extent of vegetation cover. Ex.– Bentonite
D. Residual soil– If disintegrated materials remains over the parent rock then the soil is called residual soil. • Characteristics of residual soils depend on climatic conditions, natural drainage pattern, form, and extent of vegetation cover. Ex.– Bentonite

Explanations:

Residual soil– If disintegrated materials remains over the parent rock then the soil is called residual soil. • Characteristics of residual soils depend on climatic conditions, natural drainage pattern, form, and extent of vegetation cover. Ex.– Bentonite