Inventions and Discoveries Questions Answers MCQs - General Knowledge for SSC/UPSC Exams

21 Insulin was discovered by:

A Ronald Ross

B Edward Jenner

C F. Banting

D S. A. Wakesman

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Answer: Option [C]

22 Trie concept of “Green House Gases” was postulated by

A Joseph Fourier

B Abdui Kalam

C M. S. Swami Nathan

D Richael Carlson

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Answer: Option [A]

23 The purity of Milk is determined by

A Thermometer

B Stalagmometer

C Lactometer

D Hydrometer

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Answer: Option [C]

24 Blood groups were discovered by

A Morgan

B Weismann

C William Harvey

D Landsteiner

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Answer: Option [D]

25 Cresco graph was invented by

A P. C. Mahalanobis

B J. C. Bose

C P. C. Roy

D S. N. Bose

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Answer: Option [B]

26 IVF (In Vitro Fertilization) Technique was first devised by

A Robertson

B Dr. Henry Dixon

C Dr. Martin Cooper

D Patrick Steptoe and Robert Edwards

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Answer: Option [D]

27 Who discovered cement?

A Agassit

B Janseen

C Joseph Aspdin

D Albertus Magnus

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Answer: Option [C]

28 Who invented vaccination for ‘Small Pox’?

A Louis Pasteur

B Edward Jenner

C Sir Alexander Fleming

D Sir Fredrick Grant Banting

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Answer: Option [B]

29 Who invented chloroform as an aesthetic?

A James Simpson

B Edward Jenner

C Christian Barnard

D Alexander Fleming

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Answer: Option [A]

30 The computer was invented by

A Faraday

B Babbage

C Maxwell

D Bill Gates

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Answer: Option [B]

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