Which rock is known as the 'Parent Rock'? MCQ with Answer and Explanation

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Which rock is known as the 'Parent Rock'?

A. Metamorphic Rock

B. Limestone

C. Sedimentary Rock

D. Igneous Rock

Answer: Option D

Solution (By JKSSB Mock Tests)

Igneous rocks are called parent rocks because all other rock types are ultimately derived from them.

This question belongs to: Geography GK Physical Geography

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Practice More Physical Geography Questions

Question #1

The Danube River drains into the:

A. Mediterranean Sea

B. North Sea

C. Black Sea

D. Baltic Sea

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Correct Answer: Option C

Explanation:
The Danube empties into the Black Sea through a large delta.

This question belongs to: Geography GK Physical Geography

Question #2

Which ocean has the highest average salinity?

A. Arctic Ocean

B. Pacific Ocean

C. Atlantic Ocean

D. Indian Ocean

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Correct Answer: Option C

Explanation:
The Atlantic Ocean has the highest average salinity due to high evaporation and limited freshwater input.

This question belongs to: Geography GK Physical Geography

Question #3

The normal atmospheric pressure at sea level is:

A. 760 mm Hg

B. 900 mm Hg

C. 500 mm Hg

D. 100 mm Hg

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Correct Answer: Option A

Explanation:
Standard atmospheric pressure at sea level is 760 mm of mercury or 1013.25 millibars.

This question belongs to: Geography GK Physical Geography

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