The NIFE layer of the Earth primarily consists of: MCQ with Answer and Explanation

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The NIFE layer of the Earth primarily consists of:

A. Magnesium and Iron

B. Nickel and Iron

C. Silicon and Aluminium

D. Silicon and Magnesium

Answer: Option B

Solution (By JKSSB Mock Tests)

NIFE is derived from Ni (Nickel) and Fe (Iron), representing the composition of the Earth's core.

This question belongs to: Geography GK Physical Geography

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The theory of Isostasy explains:

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B. Balance of Earth's Crust

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Correct Answer: Option B

Explanation:
Isostasy refers to the gravitational equilibrium between the Earth's crust and mantle.

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The Ferrel Cell is the mid-latitude circulation cell between the Hadley and Polar cells.

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Correct Answer: Option C

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Af in the Köppen classification denotes a tropical rainforest climate with rainfall throughout the year.

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