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Question-1
In how many groups are glaciers grouped in to?
(A)
Two
(B)
Three
(C)
Four
(D)
Five
Question-2
What is Yardang?
(A)
Zeugen
(B)
Cirque
(C)
Artes
(D)
A wind abraded ridge
Question-3
What is abrasion of rocks?
(A)
Breaking down of rocks under the impact of flow of water.
(B)
Mechanical grinding of river's traction load against the banks and bed of river.
(C)
Chemical erosion of rocks.
(D)
Oxidation of rocks.
Question-4
Which statement is true?
(A)
Glaciers are found only in polar regions.
(B)
Glaciers are found in polar regions and Himalayan region only.
(C)
Glaciers are found in every continent.
(D)
Glaciers are found in every continent except in Australia.
Question-5
What is Haloclasty?
(A)
Salt crystallization on rocks
(B)
It is a type of thermal stress on rocks
(C)
It is a type of biological weathering
(D)
It is type of frost weathering on rocks
Question-6
Of the following which one is fertile formation?
(A)
Zeugen
(B)
Loess
(C)
Barchans
(D)
Yardang
Question-7
What do you mean by Piedmont glaciers?
(A)
Glaciers found on mountains
(B)
Glaciers found along foothills
(C)
Glaciers found on Polar regions
(D)
Glaciers found on Valley
Question-8
What is the main reason for breaking of rocks?
(A)
Chemical changes
(B)
Biological changes
(C)
Salt growth
(D)
Temperature changes
Question-9
Identify an erosional process from the following.
(A)
Hydrolysis
(B)
Haloclasty
(C)
Frost weathering
(D)
Attrition
Question-10
Which type of weathering is common in desert regions?
(A)
Frost weathering
(B)
Chemical weathering
(C)
Biological weathering
(D)
Thermal Stress weathering
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Std 7
Tamil Nadu (English Medium)
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