A tsunami is usually caused by: MCQ with Answer and Explanation

A tsunami is usually caused by:
A. Ocean Currents
B. Cyclones
C. Volcanic Ash
D. Undersea Earthquakes
Answer: Option D
Solution (By JKSSB Mock Tests)
Most tsunamis are generated by powerful undersea earthquakes that displace large volumes of water.

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Practice More Physical Geography Questions

Question #1
Which discontinuity separates the Earth's crust from the mantle?
A. Conrad Discontinuity
B. Lehmann Discontinuity
C. Gutenberg Discontinuity
D. Mohorovicic Discontinuity

Correct Answer: Option D


Explanation:
The Mohorovicic Discontinuity (Moho) separates the Earth's crust from the mantle and was discovered by Andrija Mohorovicic.

This question belongs to: Geography GK Physical Geography
Question #2
Which layer of the atmosphere contains noctilucent clouds?
A. Stratosphere
B. Troposphere
C. Exosphere
D. Mesosphere

Correct Answer: Option D


Explanation:
Noctilucent clouds occur at very high altitudes in the mesosphere.

This question belongs to: Geography GK Physical Geography
Question #3
Which process is responsible for the formation of fold mountains?
A. Compression of crustal rocks
B. Weathering
C. Volcanism
D. Deposition

Correct Answer: Option A


Explanation:
Fold mountains are formed when tectonic forces compress rock layers, causing them to bend and fold. The Alps and Himalayas are examples.

This question belongs to: Geography GK Physical Geography