Types of Soil CDS Questions

CDS Physical Geography

Types of Soil MCQ Questions


1.
Which is the most widespread and the most important soil group of India in terms of agricultural productivity?
A.
Red soil
B.
Black soil
C.
Laterite soil
D.
Alluvial soil
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ANSWER :
D. Alluvial soil
2.
Alluvial soils of the Northern Plains have been brought down and deposited mainly by which of the following agents?
A.
Volcanic activity in the Deccan
B.
Marine deposition along the coast
C.
Rivers originating in the Himalayas
D.
Wind action in the Thar Desert
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ANSWER :
C. Rivers originating in the Himalayas
3.
On the basis of age, alluvial soils are classified into which two divisions?
A.
Bhabar and Tarai
B.
Khadar and Regur
C.
Regur and Bhangar
D.
Bhangar and Khadar
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ANSWER :
D. Bhangar and Khadar
4.
Which one of the following is a key characteristic of Khadar alluvium?
A.
It contains high concentration of kankar nodules
B.
It is dark, older and rich in humus
C.
It is fresh deposit, light coloured and more fertile
D.
It is found mainly above flood plains and is sandy
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ANSWER :
C. It is fresh deposit, light coloured and more fertile
5.
Bhangar soils are generally distinguished by the presence of which of the following?
A.
High salt content forming 'reh' patches
B.
Lime-free clayey horizons
C.
Iron-rich nodules called laterite
D.
Calcareous concretions known as 'kankar'
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ANSWER :
D. Calcareous concretions known as 'kankar'
6.
In texture, the alluvial soils of India vary mainly in which way?
A.
From clay in the upper to sand in the lower reaches
B.
Uniformly sandy across the entire plain
C.
Uniformly clayey across the entire plain
D.
From sandy loam and clay in the upper to lower reaches respectively
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ANSWER :
D. From sandy loam and clay in the upper to lower reaches respectively