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Q:

The first gasoline-run car engine was developed by

 

A) Henry Ford B) Carl Benz
C) Hugh Chalmers D) Horace Elgin Dodge

Answer:   B) Carl Benz



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Subject: Inventions
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Which of the following was the first antibiotic discovered by Alexander Fleming in 1928?

A) Penicillin B) Prontosil
C) Streptomycin D) Tetracyline
 
Answer & Explanation Answer: A) Penicillin

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Aaton Van Leewen Hock is famous for the discovery of ___.

A) Microscope B) Nylon
C) Laser D) Radio valve
 
Answer & Explanation Answer: A) Microscope

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Who invented the mouse of a computer?

A) John Backus B) Charles Babbage
C) Douglas Engelbart D) Simon Colton
 
Answer & Explanation Answer: C) Douglas Engelbart

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Who invented the pendulum clock?

A) Galileo Galilei B) Christiaan Huygens
C) Frederick Jones D) Davidson
 
Answer & Explanation Answer: B) Christiaan Huygens

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Stainless steel was invented by

A) William Howard Livens B) Joseph Aspdin
C) Harry Brearley D) James Dyson
 
Answer & Explanation Answer: C) Harry Brearley

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Which of the following branches of mathematics was invented by Newton?

A) Calculus B) Logic
C) Algebra D) Geometry
 
Answer & Explanation Answer: A) Calculus

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Q:

Where was paper invented?

A) China B) India
C) Zambia D) Germany
 
Answer & Explanation Answer: A) China

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Robert Hooke discovered cells by observing them in a ______.

A) onion peel B) cork slice
C) pond water   D) No option is correct
 
Answer & Explanation Answer: B) cork slice

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