The formation of soil through physical breakdown of rocks is called: MCQ with Answer and Explanation

Question Report Error

The formation of soil through physical breakdown of rocks is called:

A. Humification

B. Calcification

C. Leaching

D. Mechanical Weathering

Answer: Option D

Solution (By JKExamLibrary)

Mechanical weathering breaks rocks into smaller particles without changing their chemical composition.

This question belongs to: Geography GK Soils of India

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Question #1 Report Error

Which soil is formed under conditions of moderate rainfall and temperature?

A. Red Soil

B. Peaty Soil

C. Saline Soil

D. Laterite Soil

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Correct Answer: Option A

Explanation:
Red soil develops under moderate climatic conditions through weathering of crystalline rocks.

This question belongs to: Geography GK Soils of India

Question #2 Report Error

Which soil is most suitable for tea and coffee plantations?

A. Alluvial soil

B. Laterite soil

C. Black soil

D. Desert soil

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Correct Answer: Option B

Explanation:
Laterite soil is acidic and well-drained, suitable for plantation crops like tea and coffee.

This question belongs to: Geography GK Soils of India

Question #3 Report Error

Which soil horizon contains the maximum biological activity?

A. A Horizon

B. B Horizon

C. R Horizon

D. C Horizon

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Correct Answer: Option A

Explanation:
The A Horizon or topsoil contains humus and supports maximum microbial and biological activity.

This question belongs to: Geography GK Soils of India

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