Top-20 SSC CPO Inventions and Discoveries Questions PDF
Download SSC CPO Inventions and Discoveries Questions with answers PDF based on previous papers very useful for SSC CPO exams. Very important Questions for SSC exams.
Download Top-20 SSC CPO Inventions and Discoveries Questions PDF
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Question 1: Who discovered the camera?
a) Johann Zahn
b) George Eastman
c) Thomas Alva Edison
d) Charles Babbage
Question 2: C.Funk’s name has been associated with the research of which of the following?
a) Vitamins
b) Proteins
c) Minerals
d) Carbohydrates
Question 3: Penicillin was discovered by
a) Fleming
b) Edward Jenner
c) Z. Jansen
d) G. Daimler
Question 4: Antigen was discovered in ………. by ……….
a) 1902, Bellis and Sterling
b) 1939, Paul Mueller
c) 1901, Landsteiner
d) 1953, Henry Swan
Question 5: Who invented the microchip?
a) Robert Noyce and Jack Kilby
b) Larry Page and Sergey Brin
c) Sabeer Bhatia
d) Gordon Moore & Robert Noyce
Question 6: In 1679, Denis Papin, a French physicist, who assisted Robert Boyle, used the latter’s scientific discoveries and invented what is today one of the most commonly found kitchen equipment. His invention earned him a member of the Royal Society of England. What was the invention?
a) Knife
b) Fork
c) Pressure Cooker
d) Stove
Question 7: This personality is the father of radio science and has pioneered Bengali science fiction in the country. He invented the crescograph, a device that measures growth in plants. Identify him.
a) Homi Bhabha
b) Jagadish Chandra Bose
c) CV Raman
d) Govind Khurana
Question 8: Who invented the Safety razor?
a) Gillette
b) Steve Cher
c) Steve Job
d) Lar strauss
Question 9: Mercury thermometer was invented by:
a) Galileo
b) Fahrenheit
c) Newton
d) Priestley
Question 10: Who among the following created the Electronic Discrete Variable Automatic Computer (EDVAC) with a memory to hold both, a stored program as well as data?
a) John von Neumann
b) Bletchley Park
c) Arthur Samuel
d) Thomas H Flowers
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Question 11: Television was invented by
a) R.A Millikan
b) Louis Braille
c) J.L Baird
d) Lawrence
Question 12: “An average level of Intelligence Quotient (IQ) and high level of Emotional Intelligence is a formula for personal success”. Who proposed this?
a) William Bell
b) Thurston
c) Peter James
d) Daniel Goleman
Question 13: Who is the inventor of Dynamite?
a) Alfred Nobel
b) Marie Currie
c) Robert Oppenheimer
d) Otto Hahn
Question 14: The invention of crescograph is associated to which of the following scientists of India?
a) Meghnad Saha
b) Jagdish Chandra Bose
c) Homi J Bhabha
d) Satyendranath Bose
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Question 15: Which of the following activities by Benjamin Franklin led him to gain a better understanding of lightning and eventually to the invention of the lightning rod?
a) Practising on a piano
b) Swimming in a river
c) Flying a kite
d) Riding a horse
Question 16: Who discovered the electron?
a) J.J. Thomson
b) James Chadwick
c) E. Rutherford
d) E. Goldstein
Question 17: Who discovered that mosquitoes spread malaria?
a) Sir Ronald Ross
b) Homi Bhabha
c) Sir Issac Newton
d) Michael S Brown
Question 18: Which scientist formulated ‘the theory of Evolution’?
a) Alexander Fleming
b) Charles Darwin
c) Aristotle
d) Issac Newton
Question 19: Who discovered the fact that sunlight consists of seven colours?
a) Faraday
b) Newton
c) Oersted
d) Snell
Question 20: Who among the following discovered the presence of neutrons in the nucleus of an atom?
a) J. Chadwick
b) E. Goldstein
c) J.J. Thomson
d) E. Rutherford
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Answers & Solutions:
1) Answer (A)
The camera was discovered by Johann Zahn.
2) Answer (A)
3) Answer (A)
4) Answer (C)
5) Answer (A)
6) Answer (C)
7) Answer (B)
8) Answer (A)
9) Answer (B)
10) Answer (A)
11) Answer (C)
12) Answer (D)
13) Answer (A)
14) Answer (B)
15) Answer (C)
16) Answer (A)
17) Answer (A)
18) Answer (B)
19) Answer (B)
20) Answer (A)
