Physical Geography
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121 Which one of the following is the greatest circle ?
A
Tropic of Capricorn
B
Tropic of Cancer
C
Equator
D
Arctic Circle
122 When the moon completely covers the sun, it is known as
A
the Antumbra
B
the Umbra
C
the Penumbra
D
the Nimbra
123 Seismic sea waves which approach the coasts at greater force are known as
A
Tides
B
Tsunami
C
Current
D
Cyclone
124 The darkest portion of the shadow cast during an eclipse is :
A
Umbra
B
Corona
C
Penumbra
D
Black hole
125 In a solar or lunar eclipse, the region of earth’s shadow is divided into :
A
Five parts
B
Four parts
C
Two parts
D
Three parts
126 Most of the devastating earthquakes are usually caused by
A
Isostatic adjustment
B
Eustatic movement
C
Volcanic eruption
D
Collision of earth plates
127 Vocanoes are scattered:
A
all over the world
B
only along the coasts
C
on the islands
D
mainly along young fold mountains
