Which factor determines the color of most soils? MCQ with Answer and Explanation

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Which factor determines the color of most soils?

A. Population Density

B. Wind Speed

C. Altitude Only

D. Mineral Composition

Answer: Option D

Solution (By JKSSB Mock Tests)

Soil color largely depends on mineral content, especially iron compounds and organic matter.

This question belongs to: Geography GK Soils of India

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Question #1

Which process removes dissolved minerals from soil in heavy rainfall regions?

A. Erosion

B. Leaching

C. Weathering

D. Deposition

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Correct Answer: Option B

Explanation:
Leaching is the removal of soluble nutrients from soil by water.

This question belongs to: Geography GK Soils of India

Question #2

Which state has extensive black soil formed by Deccan Trap lava?

A. Madhya Pradesh

B. Punjab

C. Nagaland

D. Sikkim

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Correct Answer: Option A

Explanation:
Large parts of Madhya Pradesh are covered by black soil derived from Deccan Trap basalt.

This question belongs to: Geography GK Soils of India

Question #3

Which method helps prevent soil erosion on hill slopes?

A. Terrace Farming

B. Overgrazing

C. Deforestation

D. Strip Mining

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Correct Answer: Option A

Explanation:
Terrace farming reduces water runoff and prevents soil erosion on slopes.

This question belongs to: Geography GK Soils of India

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