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. Absence of iron

B. High pressure

C. Low temperature

D. Low pressure

Answer: Option B

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 mountain is known as the highest free-standing mountain in the world?

A. Kilimanjaro

B. Denali

C. Everest

D. K2

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Correct Answer: Option A

Explanation:
Mount Kilimanjaro rises independently from surrounding plains and is the world's highest free-standing mountain.

This question belongs to: Geography GK Physical Geography

Question #2

Weather refers to:

A. Ocean currents

B. Daily atmospheric conditions

C. Average atmospheric condition over a long period

D. Earth movements

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Correct Answer: Option B

Explanation:
Weather describes short-term atmospheric conditions such as temperature, humidity, rainfall, and wind.

This question belongs to: Geography GK Physical Geography

Question #3

The Challenger Deep exceeds a depth of:

A. 10,000 m

B. 9,000 m

C. 8,000 m

D. 11,000 m

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Correct Answer: Option D

Explanation:
The Challenger Deep in the Mariana Trench is over 11,000 meters deep.

This question belongs to: Geography GK Physical Geography

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