Which soil is best conserved by afforestation? MCQ with Answer and Explanation

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Which soil is best conserved by afforestation?

A. Desert soil

B. Mountain soil

C. Alluvial soil

D. Black soil

Answer: Option B

Solution (By JKSSB Mock Tests)

Afforestation helps bind soil and prevent erosion in mountain regions.

This question belongs to: Geography GK Soils of India

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Question #1

Which soil is formed due to weathering of crystalline rocks?

A. Laterite soil

B. Alluvial soil

C. Red soil

D. Black soil

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Correct Answer: Option C

Explanation:
Red soil is formed by weathering of crystalline igneous and metamorphic rocks.

This question belongs to: Geography GK Soils of India

Question #2

Which soil is commonly associated with paddy cultivation in river valleys?

A. Alluvial Soil

B. Forest Soil

C. Desert Soil

D. Saline Soil

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Correct Answer: Option A

Explanation:
Rice cultivation flourishes in fertile and moisture-retentive alluvial soils.

This question belongs to: Geography GK Soils of India

Question #3

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

A. Oxygen

B. Nitrogen

C. Silica

D. Hydrogen

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Correct Answer: Option B

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

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