An estuary is formed where: MCQ with Answer and Explanation

An estuary is formed where:

A. A river meets the sea

B. A volcano meets the ocean

C. A glacier meets a mountain

D. Two rivers join

Answer: Option A

An estuary is a partially enclosed coastal body of water where freshwater mixes with seawater.

This question belongs to: Geography GK Physical Geography

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Question #1 Report Error

The study of minerals is known as:

A. Geomorphology

B. Petrology

C. Seismology

D. Mineralogy

Correct Answer: Option D

Explanation:
Mineralogy is the branch of geology that deals with the study of minerals, their composition, and properties.

This question belongs to: Geography GK Physical Geography

Question #2 Report Error

A volcano is:

A. A type of valley

B. An opening in the Earth's crust through which magma erupts

C. A weather phenomenon

D. A sedimentary landform

Correct Answer: Option B

Explanation:
Volcanoes are openings in the Earth's crust that allow magma, gases, and ash to reach the surface.

This question belongs to: Geography GK Physical Geography

Question #3 Report Error

The biosphere refers to:

A. Layer of rocks

B. Zone of life on Earth

C. Layer of air

D. Ocean floor

Correct Answer: Option B

Explanation:
The biosphere includes all living organisms and the regions where life exists.

This question belongs to: Geography GK Physical Geography