The fertility of alluvial soils is enhanced by the presence of: MCQ with Answer and Explanation

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The fertility of alluvial soils is enhanced by the presence of:

A. Coal Deposits

B. Gold and Silver

C. Petroleum

D. Potash and Lime

Answer: Option D

Solution (By JKSSB Mock Tests)

Alluvial soils contain adequate amounts of potash, lime, and phosphoric acid.

This question belongs to: Geography GK Soils of India

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Question #1

Which soil is often called immature soil because of continuous deposition?

A. Red Soil

B. Forest Soil

C. Alluvial Soil

D. Black Soil

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Correct Answer: Option C

Explanation:
Alluvial soils are frequently renewed by river deposits and therefore remain immature.

This question belongs to: Geography GK Soils of India

Question #2

Which soil is often called 'self-aerated soil'?

A. Peaty Soil

B. Alluvial Soil

C. Red Soil

D. Black Soil

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Correct Answer: Option D

Explanation:
Deep cracks formed in black soil during dry seasons allow natural aeration.

This question belongs to: Geography GK Soils of India

Question #3

Which soil conservation method uses planting along contour lines?

A. Deforestation

B. Strip cropping

C. Overgrazing

D. Contour ploughing

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Correct Answer: Option D

Explanation:
Contour ploughing reduces runoff and soil erosion on slopes.

This question belongs to: Geography GK Soils of India

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