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Q:

Who invented the battery?

A) John Wilkinson B) Alessandro Volta
C) James Hargreaves D) Thomas Edison

Answer:   B) Alessandro Volta



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Subject: Inventions
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Who discovered Insulin?

A) Sir Alexander Fleming B) Frederick Banting
C) James Watt D) Sir F.G. Hopkins
 
Answer & Explanation Answer: B) Frederick Banting

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Q:

Who invented the hot air balloon?

A) Montgolfier brothers B) Wright brothers
C) Lisitsyn brothers D) Walton brothers
 
Answer & Explanation Answer: A) Montgolfier brothers

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Q:

Who invented the thermos flask?

A) Ray Tomlinson B) Tim Berners-Lee
C) William Cullen D) James Dewar
 
Answer & Explanation Answer: D) James Dewar

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Q:

Who invented radar?

A) Fred Morrison B) A. H. Taylor and Leo C. Young
C) Van Tassel D) W. K. Roentgen
 
Answer & Explanation Answer: B) A. H. Taylor and Leo C. Young

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Q:

Who discovered electron?

A) E. Goldstien B) J. J. Thomson
C) Ernest Rutherford D) J. Chadwick
 
Answer & Explanation Answer: B) J. J. Thomson

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Q:

Edward Jenner discovered vaccine for which of the following disease?

A) Polio B) Tuberculosis
C) Small Pox D) Rabies
 
Answer & Explanation Answer: C) Small Pox

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Q:

Who developed the theory of relativity?

A) Issac Newton B) Charles Darwin
C) Marie Curie D) Albert Einstein
 
Answer & Explanation Answer: D) Albert Einstein

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Q:

Who invented the Centigrade scale?

A) Anders Celsius B) Daniel Gabriel Fahrenheit
C) William Thomson D) Wright Brothers
 
Answer & Explanation Answer: A) Anders Celsius

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