What is the major reason for low humus content in desert soils? MCQ with Answer and Explanation

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What is the major reason for low humus content in desert soils?

A. Sparse vegetation

B. Frequent floods

C. Dense vegetation

D. Heavy rainfall

Answer: Option A

Solution (By JKSSB Mock Tests)

Sparse vegetation means less organic matter is available to form humus.

This question belongs to: Geography GK Soils of India

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Question #1

The major component of sandy soil is:

A. Clay

B. Silt

C. Sand Particles

D. Humus

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Correct Answer: Option C

Explanation:
Sandy soil consists predominantly of large sand particles and has low water retention.

This question belongs to: Geography GK Soils of India

Question #2

Which process enriches the upper soil layer with organic matter?

A. Leaching

B. Salinization

C. Humification

D. Erosion

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Correct Answer: Option C

Explanation:
Humification is the conversion of organic matter into humus.

This question belongs to: Geography GK Soils of India

Question #3

Which soil is rich in iron but poor in nitrogen, phosphorus, and humus?

A. Alluvial Soil

B. Peaty Soil

C. Red Soil

D. Black Soil

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Correct Answer: Option C

Explanation:
Red soil contains abundant iron oxide but lacks essential nutrients like nitrogen, phosphorus, and organic matter.

This question belongs to: Geography GK Soils of India

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