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Q:

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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Q:

Who invented the electric tram?

A) James Cook B) William Harvey
C) Fyodor Pirotsky D) Robert Boyles
 
Answer & Explanation Answer: C) Fyodor Pirotsky

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Q:

Who Invented Ceiling fan?

A) Lloyd Groff Copeman B) Bartolomeo Cristofori
C) Leonardo da Vinci D) Philip Diehl
 
Answer & Explanation Answer: D) Philip Diehl

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Q:

Assembly line was invented by

A) Alexander Parkes B) Luigi Palmieri
C) Alexey Pajitnov D) Ransom Eli Olds
 
Answer & Explanation Answer: D) Ransom Eli Olds

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Q:

Who invented the vacuum pump?

A) Otto von Guericke B) Cai Lun
C) Melitta Bentz D) William Henry Fox Talbot
 
Answer & Explanation Answer: A) Otto von Guericke

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Q:

Steam Engine was invented by?

A) Simon Stevin B) George Stephenson
C) Gary Starkweather D) Percy Spencer
 
Answer & Explanation Answer: B) George Stephenson

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Q:

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

When the architect won a prize in a play­writing competition his friends admired his universality.

A) durability B) versatility
C) respectability D) No improvement
 
Answer & Explanation Answer: B) versatility

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Q:

Who discovered the Cholera causing germ?

A) Filippo Pacini B) Robert Koch
C) M. Laveran D) Felix Hoffman
 
Answer & Explanation Answer: A) Filippo Pacini

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