Which process contributes directly to the formation of humus? MCQ with Answer and Explanation

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Which process contributes directly to the formation of humus?

A. Decomposition

B. Erosion

C. Sedimentation

D. Leaching

Answer: Option A

Solution (By JKSSB Mock Tests)

Humus forms through the decomposition of plant and animal remains by microorganisms.

This question belongs to: Geography GK Soils of India

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Practice More Soils of India Questions

Question #1

Which soil type generally has the highest cation exchange capacity?

A. Sandy Soil

B. Gravelly Soil

C. Black Soil

D. Desert Soil

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Correct Answer: Option C

Explanation:
Black soil's high clay content gives it a high capacity to retain nutrients.

This question belongs to: Geography GK Soils of India

Question #2

The deficiency of which nutrient commonly limits crop production in Indian alluvial soils?

A. Hydrogen

B. Silica

C. Nitrogen

D. Oxygen

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Correct Answer: Option C

Explanation:
Although alluvial soils are fertile, they are often deficient in nitrogen and organic matter, requiring fertilizer application.

This question belongs to: Geography GK Soils of India

Question #3

The accumulation of organic matter is highest under:

A. Arid Conditions

B. Cool and Wet Conditions

C. Semi-desert Conditions

D. Hot and Dry Conditions

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Correct Answer: Option B

Explanation:
Cool and wet conditions slow decomposition and increase organic matter accumulation.

This question belongs to: Geography GK Soils of India

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