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

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Which soil is best conserved by afforestation?

A. Alluvial soil

B. Desert soil

C. Black soil

D. Mountain soil

Answer: Option D

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 mineral is mainly responsible for the sticky nature of black soil?

A. Clay

B. Feldspar

C. Mica

D. Quartz

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Correct Answer: Option A

Explanation:
Black soil contains a high percentage of clay, which becomes sticky when wet and develops deep cracks when dry.

This question belongs to: Geography GK Soils of India

Question #2

Which soil is most common in river valleys of North India?

A. Laterite soil

B. Red soil

C. Black soil

D. Alluvial soil

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Correct Answer: Option D

Explanation:
Alluvial soil dominates river valleys like the Ganga, Yamuna, and Brahmaputra plains.

This question belongs to: Geography GK Soils of India

Question #3

The word 'Laterite' is derived from a Latin word meaning:

A. Rock

B. River

C. Red Brick

D. Mountain

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Correct Answer: Option C

Explanation:
The term laterite originates from the Latin word 'Later', meaning brick, because the soil hardens like bricks when exposed.

This question belongs to: Geography GK Soils of India

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