A Best Way To Crack Gorenment Job Exams

General Knowledge Objective Questions { Discoveries and Inventions GK }

29.  Bacteria was first discovered by
A. A.V. Leeuwenhoek
B. Robert Hooke
C. Robert Koch
D. Louis Pasteur

30.  Electron microscope was discovered by
A. Garhn and Shortt
B. Knoll and Ruska
C. Farmer and Moore
D. Janseen and Janseen

31.  Who invented penicillin ?
A. Alexander Fleming
B. Louis Pasteur
C. Dreser
D. Edward Jenner

32.  Who invented vaccination for Small Pox'?
A. Sir Fredrick Grant Banting
B. Sir Alexander Fleming
C. Edward Jenner
D. Louis Pasteur

33.  Who invented the Jet Engine?
A. Karl Benz
B. Sir Frank Whittle
C. Thomas Savery
D. Michael Faraday

34.  X-rays were discovered by
A. Faraday
B. Roentgen
C. H. Davy
D. Lavoisier

35.  Who invented vaccination?
A. James Simpson
B. Edward Jenner
C. Alexander Fleming
D. Christian Barnard

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