Inventions and Discoveries MCQ Questions and Answers Quiz

21. Who discovered Helio-Centric Theory

  1. Willbert Right-Arvili Right
  2. Alexandar Fleming
  3. J.J.Biard
  4. Nicholas Copemicus

22. Homoeography was invented by

  1. Cockrell
  2. Lipman
  3. Hahneman
  4. none of these

23. Who discovered Human Body Formation

  1. Andreas Vesalius
  2. R.A.F. de Reaumur
  3. Alexandar Fleming
  4. Thomas Alva Edition

24. Inert gases were discovered by

  1. Dalton
  2. Newton
  3. Roentgen
  4. Ramsay

25. Lift was invented by

  1. Otis
  2. Domagk
  3. Lee De Forest
  4. None of these

26. Who invented logarithms?

  1. Mandeleef
  2. Shockley
  3. Amundson
  4. John Napier

27. Neutron was discovered by

  1. Marie Curie
  2. Mendeleef
  3. Rutherford
  4. Chadwick

28. Penicillin was invented by Fleming in the year

  1. 1842
  2. 1929
  3. 1945
  4. 1951

29. Pneumatic tyre was invented by

  1. Firestone
  2. Dunlop
  3. Stanes
  4. None of these

30. Who dicovered Printing Machine

  1. John Guten Burg
  2. Alexandar Graham Bell
  3. Nicholas Copemicus
  4. Leeuwen Hoek
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