Which factor controls the rate of decomposition of organic matter in soil? MCQ with Answer and Explanation

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Which factor controls the rate of decomposition of organic matter in soil?

A. Longitude

B. Temperature

C. Trade

D. Population

Answer: Option B

Solution (By JKSSB Mock Tests)

Temperature significantly affects microbial activity and decomposition rates.

This question belongs to: Geography GK Soils of India

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Question #1

Which soil type is naturally acidic and requires liming for cultivation?

A. Laterite Soil

B. Alluvial Soil

C. Desert Soil

D. Black Soil

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Correct Answer: Option A

Explanation:
Laterite soils are acidic and often need lime application for improved productivity.

This question belongs to: Geography GK Soils of India

Question #2

Which soil is known for cracking during dry season?

A. Red soil

B. Alluvial soil

C. Laterite soil

D. Black soil

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Correct Answer: Option D

Explanation:
Black soil develops cracks when dry due to shrinkage.

This question belongs to: Geography GK Soils of India

Question #3

Which soil-forming factor includes vegetation, animals, and microorganisms?

A. Climate

B. Organisms

C. Parent Material

D. Relief

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Correct Answer: Option B

Explanation:
Living organisms influence soil formation through decomposition and nutrient cycling.

This question belongs to: Geography GK Soils of India

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