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DISCOVERIES AND INVENTIONS MCQs

Scientists, Inventions & Discoveries

Total Questions : 949 | Page 91 of 95 pages
Question 901. .  Who invented vaccination for Small Pox'?
  1.    Sir Fredrick Grant Banting
  2.    Sir Alexander Fleming
  3.    Edward Jenner
  4.    Louis Pasteur
 Discuss Question
Answer: Option C. -> Edward Jenner
Question 902. .  Who invented penicillin ?
  1.    Alexander Fleming
  2.    Louis Pasteur
  3.    Dreser
  4.    Edward Jenner
 Discuss Question
Answer: Option A. -> Alexander Fleming
Question 903. .  X-rays were discovered by
  1.    Faraday
  2.    Roentgen
  3.    H. Davy
  4.    Lavoisier
 Discuss Question
Answer: Option B. -> Roentgen
Question 904. .  Who invented the Jet Engine?
  1.    Karl Benz
  2.    Sir Frank Whittle
  3.    Thomas Savery
  4.    Michael Faraday
 Discuss Question
Answer: Option B. -> Sir Frank Whittle
Question 905. .  Electron microscope was discovered by
  1.    Garhn and Shortt
  2.    Knoll and Ruska
  3.    Farmer and Moore
  4.    Janseen and Janseen
 Discuss Question
Answer: Option B. -> Knoll and Ruska
Question 906. .  Who invented vaccination?
  1.    James Simpson
  2.    Edward Jenner
  3.    Alexander Fleming
  4.    Christian Barnard
 Discuss Question
Answer: Option B. -> Edward Jenner
Question 907. .  Who invented chloroform as anaesthetic?
  1.    James Simpson
  2.    Edward Jenner
  3.    Alexander Fleming
  4.    Christian Barnard
 Discuss Question
Answer: Option A. -> James Simpson
Question 908. .  Who invented Portland Cement?
  1.    Leonardo da Vinci
  2.    Denis Gason
  3.    Joseph Aspdin
  4.    Percy L. Spencer
 Discuss Question
Answer: Option C. -> Joseph Aspdin
Question 909. .  Who invented the hydrogen bomb?
  1.    J.Robert Oppenheimer
  2.    Albert Einstein
  3.    Samuel Cohen
  4.    Edward Taylor
 Discuss Question
Answer: Option D. -> Edward Taylor
Question 910. .  The telephone was invented by:
  1.    G. Marconi
  2.    Alexander Graham Bell
  3.    J.L. Baird
  4.    Thomas Barrow
 Discuss Question
Answer: Option B. -> Alexander Graham Bell

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