Soils of India MCQs

Geography GK

Soils of India MCQs

Practice Soils of India MCQs with answers and detailed explanations covering alluvial soil, black soil, red soil, laterite soil, desert soil, mountain soil, soil formation, soil conservation, soil distribution and important agriculture-related geography topics frequently asked in SSC, Railway, Banking, UPSC, JKSSB, Police, Defence, Teaching and other competitive examinations.

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Total Questions

Practice Questions

Page 18 of 26
Question #341
What is the main source of nitrogen replenishment in organic farming?
A. Sand
B. Plastic Waste
C. Concrete Dust
D. Compost and Green Manure

Correct Answer: Option D


Explanation:
Organic farming relies on compost, green manure, and biofertilizers to supply nitrogen.

This question belongs to: Geography GK Soils of India
Question #342
Which soil is formed due to deposition by wind in arid regions?
A. Laterite Soil
B. Aeolian Soil
C. Black Soil
D. Mountain Soil

Correct Answer: Option B


Explanation:
Aeolian soils are formed by wind deposition and are common in desert regions.

This question belongs to: Geography GK Soils of India
Question #343
Which crop is most suited to the sandy soils of Rajasthan?
A. Rice
B. Rubber
C. Tea
D. Bajra

Correct Answer: Option D


Explanation:
Bajra (pearl millet) is drought-resistant and grows well in sandy desert soils.

This question belongs to: Geography GK Soils of India
Question #344
Which soil type occupies the second-largest area in India after alluvial soil?
A. Black Soil
B. Laterite Soil
C. Desert Soil
D. Red Soil

Correct Answer: Option D


Explanation:
Red soil covers a vast area of peninsular India and is second only to alluvial soil in extent.

This question belongs to: Geography GK Soils of India
Question #345
Which process is responsible for the downward movement of clay particles within a soil profile?
A. Evaporation
B. Photosynthesis
C. Eluviation
D. Respiration

Correct Answer: Option C


Explanation:
Eluviation involves the washing downward of fine soil particles and minerals.

This question belongs to: Geography GK Soils of India
Question #346
Which soil is commonly found in the Nilgiri Hills?
A. Desert Soil
B. Laterite and Mountain Soil
C. Black Soil
D. Saline Soil

Correct Answer: Option B


Explanation:
The Nilgiri Hills contain mountain and lateritic soils due to high rainfall and elevation.

This question belongs to: Geography GK Soils of India
Question #347
The formation of soil through physical breakdown of rocks is called:
A. Calcification
B. Humification
C. Mechanical Weathering
D. Leaching

Correct Answer: Option C


Explanation:
Mechanical weathering breaks rocks into smaller particles without changing their chemical composition.

This question belongs to: Geography GK Soils of India
Question #348
Which nutrient is primarily responsible for flowering and fruiting in plants?
A. Nitrogen
B. Carbon
C. Phosphorus
D. Hydrogen

Correct Answer: Option C


Explanation:
Phosphorus promotes root growth, flowering, seed formation, and fruit development.

This question belongs to: Geography GK Soils of India
Question #349
Which soil is generally unsuitable for agriculture unless irrigated?
A. Black Soil
B. Alluvial Soil
C. Desert Soil
D. Forest Soil

Correct Answer: Option C


Explanation:
Desert soils have low moisture and organic matter, making irrigation necessary.

This question belongs to: Geography GK Soils of India
Question #350
Which state has the largest area under red and yellow soils?
A. Punjab
B. Odisha
C. Goa
D. Haryana

Correct Answer: Option B


Explanation:
Red and yellow soils occupy a major portion of Odisha.

This question belongs to: Geography GK Soils of India
Question #351
The accumulation of organic matter in waterlogged conditions leads to the formation of:
A. Black Soil
B. Desert Soil
C. Peaty Soil
D. Laterite Soil

Correct Answer: Option C


Explanation:
Peaty soils form where decomposition is slow because of waterlogged conditions.

This question belongs to: Geography GK Soils of India
Question #352
Which crop is extensively grown in the alluvial soils of the Indo-Gangetic Plain?
A. Tea
B. Rubber
C. Wheat
D. Coffee

Correct Answer: Option C


Explanation:
The Indo-Gangetic Plain is India's major wheat-producing region because of its fertile alluvial soils.

This question belongs to: Geography GK Soils of India
Question #353
Which soil conservation measure helps reduce wind velocity in dry areas?
A. Flood Irrigation
B. Shifting Cultivation
C. Shelter Belts
D. Mining

Correct Answer: Option C


Explanation:
Shelter belts consist of rows of trees that reduce wind speed and prevent wind erosion.

This question belongs to: Geography GK Soils of India
Question #354
Which soil is generally rich in alumina and iron compounds?
A. Laterite Soil
B. Peaty Soil
C. Alluvial Soil
D. Desert Soil

Correct Answer: Option A


Explanation:
Laterite soils are rich in iron and aluminum oxides due to intense leaching.

This question belongs to: Geography GK Soils of India
Question #355
Which region of India has black soils derived from volcanic lava flows?
A. Sundarbans
B. Deccan Trap Region
C. Western Himalayas
D. Indo-Gangetic Plain

Correct Answer: Option B


Explanation:
The Deccan Trap region consists of basaltic lava flows that weather into black soil.

This question belongs to: Geography GK Soils of India
Question #356
Which soil type generally has the highest cation exchange capacity?
A. Sandy Soil
B. Gravelly Soil
C. Black Soil
D. Desert Soil

Correct Answer: Option C


Explanation:
Black soil's high clay content gives it a high capacity to retain nutrients.

This question belongs to: Geography GK Soils of India
Question #357
Which Indian state is known for apple cultivation on mountain soils?
A. Tamil Nadu
B. Himachal Pradesh
C. Gujarat
D. Rajasthan

Correct Answer: Option B


Explanation:
Apple orchards flourish on mountain soils in Himachal Pradesh.

This question belongs to: Geography GK Soils of India
Question #358
Which soil type is best suited for mixed farming due to its balanced texture?
A. Sandy Soil
B. Gravelly Soil
C. Saline Soil
D. Loamy Soil

Correct Answer: Option D


Explanation:
Loamy soil combines good drainage, aeration, and nutrient retention, making it ideal for mixed farming.

This question belongs to: Geography GK Soils of India
Question #359
Which soil is extensively used for paddy cultivation in delta regions?
A. Black Soil
B. Alluvial Soil
C. Desert Soil
D. Mountain Soil

Correct Answer: Option B


Explanation:
Deltaic alluvial soils are fertile and retain sufficient moisture for rice cultivation.

This question belongs to: Geography GK Soils of India
Question #360
The fertility of black soil is mainly due to its richness in:
A. Lime, Iron and Magnesia
B. Petroleum
C. Coal
D. Gold and Silver

Correct Answer: Option A


Explanation:
Black soil contains abundant lime, iron, magnesium, and potash, contributing to its fertility.

This question belongs to: Geography GK Soils of India