The Earth's inner core is believed to be solid mainly because of: MCQ with Answer and Explanation

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The Earth's inner core is believed to be solid mainly because of:

A. Low pressure

B. Absence of iron

C. High pressure

D. Low temperature

Answer: Option C

Solution (By JKSSB Mock Tests)

Despite extremely high temperatures, the immense pressure in the inner core keeps it in a solid state.

This question belongs to: Geography GK Physical Geography

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Practice More Physical Geography Questions

Question #1

Which force is responsible for the movement of tectonic plates?

A. Magnetic Force

B. Frictional Force

C. Gravitational Force

D. Convection Currents

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Correct Answer: Option D

Explanation:
Convection currents in the mantle drive the movement of tectonic plates.

This question belongs to: Geography GK Physical Geography

Question #2

The Appalachian Mountains are examples of:

A. Old Fold Mountains

B. Residual Mountains

C. Young Fold Mountains

D. Volcanic Mountains

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Correct Answer: Option A

Explanation:
The Appalachians are ancient fold mountains heavily eroded over geological time.

This question belongs to: Geography GK Physical Geography

Question #3

The largest inland water body on Earth is:

A. Lake Superior

B. Lake Baikal

C. Caspian Sea

D. Lake Victoria

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Correct Answer: Option C

Explanation:
The Caspian Sea is the largest enclosed inland water body in the world.

This question belongs to: Geography GK Physical Geography

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