Which mineral is the principal ore of lead? MCQ with Answer and Explanation

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Which mineral is the principal ore of lead?

A. Galena

B. Magnetite

C. Chromite

D. Bauxite

Answer: Option A

Solution (By JKSSB Mock Tests)

Galena (PbS) is the most important ore of lead and is often associated with silver deposits.

This question belongs to: Geography GK Physical Geography

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Practice More Physical Geography Questions

Question #1

Which is the thinnest layer of the Earth?

A. Crust

B. Inner Core

C. Outer Core

D. Mantle

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Correct Answer: Option A

Explanation:
The crust is the thinnest layer of the Earth, varying from about 5 km under oceans to about 70 km under continents. The mantle and core are much thicker.

This question belongs to: Geography GK Physical Geography

Question #2

Fog is essentially:

A. Ground-level cloud

B. Water current

C. Dust storm

D. High cloud

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Correct Answer: Option A

Explanation:
Fog forms when water vapor condenses near the Earth's surface, creating a ground-level cloud.

This question belongs to: Geography GK Physical Geography

Question #3

Which volcano ejects lava, ash, and gases through a central vent?

A. Laccolith

B. Shield Volcano

C. Composite Volcano

D. Caldera

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Correct Answer: Option C

Explanation:
Composite volcanoes have steep slopes and erupt lava, ash, and gases through a central vent.

This question belongs to: Geography GK Physical Geography

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