The Danube River drains into the: MCQ with Answer and Explanation

The Danube River drains into the:

A. Black Sea

B. North Sea

C. Baltic Sea

D. Mediterranean Sea

Answer: Option A

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

This question belongs to: Geography GK Physical Geography

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Question #1 Report Error

Which discontinuity separates the mantle from the outer core?

A. Mohorovicic Discontinuity

B. Lehmann Discontinuity

C. Conrad Discontinuity

D. Gutenberg Discontinuity

Correct Answer: Option D

Explanation:
The Gutenberg Discontinuity lies at a depth of about 2900 km and separates the mantle from the outer core.

This question belongs to: Geography GK Physical Geography

Question #2 Report Error

Which layer of the atmosphere is known as the 'weather-making layer'?

A. Troposphere

B. Ionosphere

C. Mesosphere

D. Exosphere

Correct Answer: Option A

Explanation:
The troposphere contains water vapor and is where weather processes occur.

This question belongs to: Geography GK Physical Geography

Question #3 Report Error

A U-shaped valley is typically formed by:

A. Wind action

B. River action

C. Glacial action

D. Marine action

Correct Answer: Option C

Explanation:
Glaciers carve broad U-shaped valleys through erosion.

This question belongs to: Geography GK Physical Geography