Who discovered the first exoplanet? MCQ with Answer and Explanation

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Who discovered the first exoplanet?

A. Aleksander Wolszczan

B. Both A and C

C. Michel Mayor and Didier Queloz

D. Geoffrey Marcy

Answer: Option C

Solution (By JKSSB Mock Tests)

Mayor and Queloz discovered 51 Pegasi b.

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 Actor Oscar?

A. Historical error

B. No, women win Actress

C. None

D. Special categories

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Correct Answer: Option C

Explanation:
Women win Best Actress.

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

Question #2

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Which was the first space agency to land a probe on a comet?

A. ESA

B. NASA

C. Roscosmos

D. JAXA

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Correct Answer: Option A

Explanation:
The European Space Agency's Rosetta mission landed the Philae probe on Comet 67P in 2014.

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Question #3

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Who invented the Rubik's Cube?

A. Toy companies

B. David Singmaster

C. Ernő Rubik

D. Tomas Rokicki

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Correct Answer: Option C

Explanation:
Ernő Rubik invented the Cube.

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