Who discovered radioactivity? MCQ with Answer and Explanation

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Who discovered radioactivity?

A. Henri Becquerel

B. Pierre Curie

C. Ernest Rutherford

D. Marie Curie

Answer: Option A

Solution (By JKSSB Mock Tests)

Henri Becquerel discovered radioactivity in 1896.

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

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Question #1

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Who invented the radio?

A. Thomas Edison

B. Nikola Tesla

C. Alexander Graham Bell

D. Guglielmo Marconi

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Correct Answer: Option D

Explanation:
Guglielmo Marconi is credited with developing practical radio.

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Question #2

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Which country had the first modern public library?

A. Germany

B. France

C. USA

D. UK

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Correct Answer: Option D

Explanation:
The UK's Public Libraries Act of 1850 is the benchmark for the modern public library.

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Question #3

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Who was the first to reach the summit of Mount Elbrus?

A. Both

B. Emil Lenz

C. Friedrich Parrot

D. Reinhold Messner

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Correct Answer: Option A

Explanation:
1830s expedition.

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