Inventions & Discoveries MCQs - General Knowledge Questions and Answers | Page-3

21 Insulin was discovered by:
A Ronald Ross
B Edward Jenner
C F. Banting
D S. A. Wakesman

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

Answer: Option [A]
23 The purity of Milk is determined by
A Thermometer
B Stalagmometer
C Lactometer
D Hydrometer

Answer: Option [C]
24 Blood groups were discovered by
A Morgan
B Weismann
C William Harvey
D Landsteiner

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

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

Answer: Option [D]
27 Who discovered cement?
A Agassit
B Janseen
C Joseph Aspdin
D Albertus Magnus

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

Answer: Option [B]
29 Who invented chloroform as an aesthetic?
A James Simpson
B Edward Jenner
C Christian Barnard
D Alexander Fleming

Answer: Option [A]
30 The computer was invented by
A Faraday
B Babbage
C Maxwell
D Bill Gates

Answer: Option [B]
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