Who discovered oxygen? MCQ with Answer and Explanation

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Who discovered oxygen?

A. All of the above

B. Joseph Priestley

C. Antoine Lavoisier

D. Carl Wilhelm Scheele

Answer: Option A

Solution (By JKSSB Mock Tests)

Priestley, Scheele, and Lavoisier contributed to its discovery.

This question belongs to: Static General Knowledge First in the World

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Question #1

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Who was the first person to map the human genome?

A. Francis Collins

B. Craig Venter

C. James Watson

D. Both A and B

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Correct Answer: Option D

Explanation:
The Human Genome Project, led by Francis Collins and Craig Venter, completed the first map in 2003.

This question belongs to: Static General Knowledge First in the World

Question #2

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Who is often considered the 'Father of History'?

A. Socrates

B. Herodotus

C. Thucydides

D. Plato

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Correct Answer: Option B

Explanation:
Herodotus, the Greek historian, is traditionally known as the 'Father of History' for his work 'The Histories'.

This question belongs to: Static General Knowledge First in the World

Question #3

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Which city is considered the first in the world to reach a population of one million?

A. Athens

B. Alexandria

C. Babylon

D. Rome

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Correct Answer: Option D

Explanation:
Rome is widely believed to be the first city in history to reach a population of one million, around 5 BCE.

This question belongs to: Static General Knowledge First in the World

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