Who discovered oxygen? MCQ with Answer and Explanation

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Who discovered oxygen?

A. Joseph Priestley

B. All of the above

C. Antoine Lavoisier

D. Carl Wilhelm Scheele

Answer: Option B

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 woman to win the Best Adapted Screenplay Oscar?

A. Frances Marion

B. Muriel Spark

C. Sofia Coppola

D. Emma Thompson

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Correct Answer: Option A

Explanation:
Frances Marion won early Oscars.

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

Question #2

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Who was the first woman to win the Best Director at Berlin Film Festival?

A. Kathryn Bigelow

B. Agnès Varda

C. Various

D. Marjorie Prime team

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Correct Answer: Option B

Explanation:
Early female winners noted.

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Question #3

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Which country was the first to create a public library system?

A. United Kingdom

B. Germany

C. France

D. United States

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Correct Answer: Option A

Explanation:
The UK's Public Libraries Act of 1850 set this standard.

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

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