Indian Geography PYQ – Soils of India

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Indian Geography PYQ – Soils of India – 11 questions, subject: Geography. Every question has the correct answer with a one-line explanation; tap "Show Answer". Free practice for TNPSC, UPSC, SSC, Bank and RRB exams – Shanmugam IAS Academy, Coimbatore.

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1.  
Group 2 2022
Alluvial soil is rich in

Correct Answer: A [Humus, Phosphoric acid, Lime and Organic matter]

Explanation:

Alluvial soil deposited by rivers is rich in phosphoric acid, lime, potash and organic matter but poor in nitrogen.

2.  
DPGS 2022
Assertion (A) : Black soils get their parent materials from the weathered rocks.
Reason (R) : The Black soils have a high water retaining capacity.

Correct Answer: B [Both (A) and (R) are correct but (R) does not explain (A)]

Explanation:

Black soil forms from weathered volcanic basalt (A true) and retains water well (R true), but water retention does not explain how the soil formed.

3.  
FA 2022
Black cotton soil is also known as

Correct Answer: C [Regur]

Explanation:

Black cotton soil is also called Regur soil; Bhangar is old alluvium, Khadar new alluvium and Kankar is lime nodules.

4.  
Jailor 2022
The ______ soil is internationally known as tropical chernozems; it is the third largest soil group in India.

Correct Answer: D [Black soil]

Explanation:

Black soil is called tropical chernozem internationally and is the third largest soil group in India after alluvial and red soils.

5.  
AJ 2023
Soil with high moisture retention capacity is

Correct Answer: B [Regur soil]

Explanation:

Regur (black) soil, rich in fine clay, retains moisture for a long time, which makes it suitable for rain-fed cotton.

6.  
Group 1 2024
Which of the following statements are true in respect of laterite soil?
(i) This word is derived from Greek.
(ii) These soils are rich in Iron and Aluminium.
(iii) Poor in nitrogen, potassium and lime.

Correct Answer: C [(ii) and (iii) only]

Explanation:

Laterite comes from the Latin word later (brick), not Greek, and leaching leaves it rich in iron and aluminium but poor in nitrogen, potassium and lime.

7.  
CTS (Non-Interview Posts) 2024
Electrical conductivity is a measure of soil

Correct Answer: B [Salinity]

Explanation:

Dissolved salts conduct electricity, so the electrical conductivity of a soil solution measures soil salinity, while pH measures acidity or alkalinity.

8.  
CTS (Interview Posts-II) 2024
Find the correct answer having soil distribution in descending order based on area.

Correct Answer: A [Alluvial soil, red soil, black soil and desert soil]

Explanation:

By area, India's soils rank alluvial first, then red, black and desert soil.

9.  
CTS (ITI Posts – Level II) 2025
One of the following types of soil covered the maximum area of India.

Correct Answer: D [Alluvial Soil]

Explanation:

Alluvial soil, spread over the Indo-Gangetic-Brahmaputra plains and coastal deltas, covers the largest area of India.

10.  
CTS (Interview Posts) 2026
As per National Academy of Agricultural Sciences (NAAS) Report, ______ state of India reports high acidic soil.

Correct Answer: C [Kerala]

Explanation:

Heavy rain leaches bases from Kerala's laterite soils, making them strongly acidic, whereas dry states such as Gujarat and Haryana face saline-alkaline soils.

11.  
Group 2/2A 2025
Consider the statements about the soil and choose the right answer :
(1) The soils of northern plains are largely deposited by Himalayan Rivers.
(2) The presence of Iron Oxide is more in a soil popularly known as black soil.
(3) The soil derived from deccan trap is fertile and has high moisture holding capacity.

Correct Answer: B [(1) and (3) are correct]

Explanation:

Northern plain soils are deposited by Himalayan rivers (1 true) and the fertile black soil derives from Deccan lava (3 true), but iron oxide gives red soil, not black soil, its colour (2 false).

? Full explanations with tables – Indian Geography PYQ book (₹149): www.shanmugamiasacademy.in/study-materials/tnpsc-indian-geography-pyq

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