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 Inventions Questions

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Q:

Who Invented Dishwasher?

A) Vint Cerf B) David Chaum
C) Georges Claude D) Josephine Cochrane
 
Answer & Explanation Answer: D) Josephine Cochrane

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Q:

Who discovered Potassium?

A) Humphry Davy B) Alan Turing
C) Bill Gates D) Tim Berners-Lee
 
Answer & Explanation Answer: A) Humphry Davy

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Q:

Who Invented Lawnmower?

A) Edwin Howard Armstrong B) John Barber
C) Edwin Beard Budding D) Nicholas Callan
 
Answer & Explanation Answer: C) Edwin Beard Budding

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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:

Bacteria was discovered by

A) Antonie van Leeuwenhoek B) Belarus
C) Hugo de Vries D) Robert Brown
 
Answer & Explanation Answer: A) Antonie van Leeuwenhoek

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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 discovered Penicillin?

A) Edward Jenner B) Niels Bohr
C) Sir Alexander Fleming D) Heinrich Hertz
 
Answer & Explanation Answer: C) Sir Alexander Fleming

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Q:

Who invented Helicopter?

A) Copernicus B) Sikorsky
C) Cockrell D) Drinker
 
Answer & Explanation Answer: B) Sikorsky

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