Weathering and Erosion NDA Questions

NDA Physical Geography

Weathering and Erosion MCQ Questions


1.
Which of the following best defines 'geomorphic processes'?
A.
Only volcanic and seismic activities
B.
All exogenic and endogenic forces that alter the surface of the earth
C.
Deposition of sediments by rivers
D.
Physical and chemical processes that create landforms
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ANSWER :
B. All exogenic and endogenic forces that alter the surface of the earth
2.
Endogenic forces derive their energy primarily from:
A.
Earth's interior heat (radioactive decay and primordial heat)
B.
Tidal forces of the moon
C.
Solar radiation
D.
Wind and ocean currents
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ANSWER :
A. Earth's interior heat (radioactive decay and primordial heat)
3.
Exogenic geomorphic processes are driven by:
A.
Gravitational energy within the mantle
B.
Earth's core magnetic field
C.
Energy from the sun and gravity
D.
Volcanic eruptions alone
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ANSWER :
C. Energy from the sun and gravity
4.
Which combination correctly represents exogenic processes?
A.
Volcanism, folding, faulting
B.
Isostasy, metamorphism, plutonism
C.
Weathering, erosion, deposition
D.
Orogeny, epeirogeny, seismicity
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ANSWER :
C. Weathering, erosion, deposition
5.
Diastrophism includes which of the following?
A.
Weathering and mass wasting
B.
Folding, faulting, uplift and subsidence
C.
Chemical decomposition of rocks
D.
Glaciation and wind action
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ANSWER :
B. Folding, faulting, uplift and subsidence
6.
Which statement most accurately defines 'weathering'?
A.
Movement of rock debris down a slope
B.
Transportation of rock material by rivers and wind
C.
Mechanical disintegration and chemical decomposition of rocks in situ
D.
Deposition of sediments in water bodies
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ANSWER :
C. Mechanical disintegration and chemical decomposition of rocks in situ