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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Question #261 Report Error
Which factor influences soil formation the most over long periods?
A. Currency
B. Population
C. Industry
D. Time

Correct Answer: Option D


Explanation:
Time allows weathering and soil-forming processes to operate and develop mature soil profiles.

This question belongs to: Geography GK Soils of India
Question #262 Report Error
Which region of India is known for saline soils caused by seawater intrusion?
A. Jharkhand
B. Coastal Gujarat
C. Assam Hills
D. Himachal Pradesh

Correct Answer: Option B


Explanation:
Coastal Gujarat experiences salinity due to seawater intrusion and high evaporation.

This question belongs to: Geography GK Soils of India
Question #263 Report Error
Which nutrient is most associated with chlorophyll formation?
A. Mercury
B. Gold
C. Nitrogen
D. Lead

Correct Answer: Option C


Explanation:
Nitrogen is essential for chlorophyll production and healthy plant growth.

This question belongs to: Geography GK Soils of India
Question #264 Report Error
Which soil is generally found in regions with annual rainfall below 50 cm?
A. Peaty Soil
B. Forest Soil
C. Laterite Soil
D. Desert Soil

Correct Answer: Option D


Explanation:
Desert soils develop in arid regions receiving very low rainfall.

This question belongs to: Geography GK Soils of India
Question #265 Report Error
The major soil group of the Thar Desert is:
A. Sandy Soil
B. Laterite Soil
C. Mountain Soil
D. Black Soil

Correct Answer: Option A


Explanation:
The Thar Desert is dominated by sandy soils with low moisture retention.

This question belongs to: Geography GK Soils of India
Question #266 Report Error
Which soil is often called 'self-aerated soil'?
A. Red Soil
B. Black Soil
C. Alluvial Soil
D. Peaty Soil

Correct Answer: Option B


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

This question belongs to: Geography GK Soils of India
Question #267 Report Error
Which crop is extensively cultivated in the alluvial soils of West Bengal?
A. Coffee
B. Jute
C. Rubber
D. Tea only

Correct Answer: Option B


Explanation:
The fertile alluvial soils of West Bengal are highly suitable for jute cultivation.

This question belongs to: Geography GK Soils of India
Question #268 Report Error
The reddish-brown color of laterite soil is mainly due to:
A. Humus
B. Iron Oxides
C. Limestone
D. Quartz

Correct Answer: Option B


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

This question belongs to: Geography GK Soils of India
Question #269 Report Error
Which soil is typically shallow and gravelly on hill slopes?
A. Black Soil
B. Mountain Soil
C. Peaty Soil
D. Alluvial Soil

Correct Answer: Option B


Explanation:
Mountain soils are often shallow, coarse, and gravelly due to slope erosion.

This question belongs to: Geography GK Soils of India
Question #270 Report Error
Which state is famous for tea cultivation on mountain soils?
A. Gujarat
B. Punjab
C. Rajasthan
D. Assam

Correct Answer: Option D


Explanation:
Tea plantations in Assam thrive on well-drained hill and mountain soils.

This question belongs to: Geography GK Soils of India
Question #271 Report Error
What is the major cause of soil erosion in the Shivalik Hills?
A. Earthquakes
B. Tides
C. Deforestation
D. Volcanic activity

Correct Answer: Option C


Explanation:
Deforestation exposes soil to rainfall and runoff, causing severe erosion.

This question belongs to: Geography GK Soils of India
Question #272 Report Error
Which farming method helps conserve soil moisture?
A. Deforestation
B. Overgrazing
C. Mulching
D. Mining

Correct Answer: Option C


Explanation:
Mulching reduces evaporation and helps retain soil moisture.

This question belongs to: Geography GK Soils of India
Question #273 Report Error
The soil found in deltaic regions is generally:
A. Laterite
B. Mountain
C. Black
D. Alluvial

Correct Answer: Option D


Explanation:
Deltaic regions receive continuous deposits of fertile alluvial sediments.

This question belongs to: Geography GK Soils of India
Question #274 Report Error
Which soil is most suitable for pulse cultivation in central India?
A. Marshy Soil
B. Peaty Soil
C. Black Soil
D. Saline Soil

Correct Answer: Option C


Explanation:
Black soils support pulses due to their moisture-retaining properties.

This question belongs to: Geography GK Soils of India
Question #275 Report Error
Which process removes nutrients from the upper layers of soil?
A. Leaching
B. Mulching
C. Afforestation
D. Humification

Correct Answer: Option A


Explanation:
Leaching washes soluble nutrients downward through the soil profile.

This question belongs to: Geography GK Soils of India
Question #276 Report Error
Which soil is commonly associated with paddy cultivation in river valleys?
A. Alluvial Soil
B. Forest Soil
C. Desert Soil
D. Saline Soil

Correct Answer: Option A


Explanation:
Rice cultivation flourishes in fertile and moisture-retentive alluvial soils.

This question belongs to: Geography GK Soils of India
Question #277 Report Error
Which type of weathering contributes most to soil formation in tropical regions?
A. Glacial Weathering
B. Chemical Weathering
C. Marine Weathering
D. Mechanical Weathering

Correct Answer: Option B


Explanation:
High temperatures and rainfall accelerate chemical weathering in tropical climates.

This question belongs to: Geography GK Soils of India
Question #278 Report Error
Which soil contains the highest amount of clay among major Indian soil types?
A. Red Soil
B. Desert Soil
C. Laterite Soil
D. Black Soil

Correct Answer: Option D


Explanation:
Black soil is highly clayey and therefore has excellent moisture retention.

This question belongs to: Geography GK Soils of India
Question #279 Report Error
Which soil is generally found in the Brahmaputra Valley?
A. Laterite Soil
B. Black Soil
C. Alluvial Soil
D. Desert Soil

Correct Answer: Option C


Explanation:
The Brahmaputra Valley is covered with fertile alluvial deposits.

This question belongs to: Geography GK Soils of India
Question #280 Report Error
Which soil conservation measure involves growing alternate strips of crops?
A. Terracing
B. Strip Cropping
C. Mulching
D. Afforestation

Correct Answer: Option B


Explanation:
Strip cropping reduces runoff velocity and helps prevent soil erosion.

This question belongs to: Geography GK Soils of India