Which factor is responsible for the yellow color in yellow soils? MCQ with Answer and Explanation

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Which factor is responsible for the yellow color in yellow soils?

A. Hydrated Iron Oxides

B. Potash

C. Humus

D. Calcium

Answer: Option A

Solution (By JKSSB Mock Tests)

Hydrated iron oxide imparts a yellow color to yellow soils.

This question belongs to: Geography GK Soils of India

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Question #1

Which soil is most widely found in Rajasthan?

A. Black soil

B. Alluvial soil

C. Desert soil

D. Laterite soil

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Correct Answer: Option C

Explanation:
Desert soil is dominant in Rajasthan due to arid climate conditions.

This question belongs to: Geography GK Soils of India

Question #2

Which soil horizon is commonly called the zone of leaching?

A. A Horizon

B. C Horizon

C. B Horizon

D. R Horizon

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Correct Answer: Option A

Explanation:
The A Horizon loses minerals through leaching and is therefore known as the zone of leaching.

This question belongs to: Geography GK Soils of India

Question #3

The reddish-brown color of laterite soil is mainly due to:

A. Quartz

B. Humus

C. Iron Oxides

D. Limestone

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Correct Answer: Option C

Explanation:
Iron oxides accumulate in laterite soil after leaching and give it a reddish appearance.

This question belongs to: Geography GK Soils of India

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