Inventions-General Knowledge questions and answers
Inventions-General Knowledge questions and answers
41. The Solar System was discoverd by
A. Galleleo
B. Finsen
C. Copernicus
D. None of these
Answer:C
42. Landstrom invented
A. Metallurgy
B. Gas Engine
C. Safety Match
D. none of these
Answer:C
43. Bicycle was invented by
A. Alexanderson
B. Macmillan
C. Eijkman
D. none of these
Answer:B
44. Cholera Bascillus was invented by
A. Hoffman
B. Dunlop
C. Joseph Lister
D. Robert Koch
Answer:D
45. D.D.T. was invented by
A. Paul Muller
B. John Dalton
C. Rudolf
D. None of these
Answer:A
46. The theory of Evolution was produced by
A. Darwin
B. Einstein
C. Newton
D. Mendel
Answer:A
47. Neutron was discovered by
A. Marie Curie
B. Mendeleef
C. Rutherford
D. Chadwick
Answer:D
48. Cinematography was invented by
A. Graham Bell
B. Edison
C. Zeiss
D. Faraday
Answer:B
49. Inert gases were discovered by
A. Dalton
B. Newton
C. Roentgen
D. Ramsay
Answer:D
50. Who discovered oxygen?
A. Lavoisier
B. Joseph Priestley
C. Dalton
D. Swinton
Answer:B
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These questions are useful for any competitive exam like IAS, Bank PO, SSC CGL, RAS, CDS, UPSC exams, and all state-related exams. You can attempt them for fun too.
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Rajesh Bhatia
A Writer, Teacher and GK Expert. I am an M.A. & M.Ed. in English Literature and Political Science. I am highly keen and passionate about reading Indian History. Also, I like to mentor students about how to prepare for a competitive examination. Share your concerns with me by comment box. Also, you can ask anything at linkedin.com/in/rajesh-bhatia-7395a015b/.
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