☰ Inventions and Discoveries (General Science) - MCQs

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Q43.

Alexander Fleming discovered

  • A. Penicillin
  • B. X-Ray
  • C. Streptomycene
  • D. Telephone

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Q44.

The scientist who first discovered that the earth revolves round the sun was

  • A. Newton
  • B. Dalton
  • C. Copernicus
  • D. Einstein

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Q45.

Who among the following is the inventor of a system of writing and printing for the bolin ?

  • A. Robert Wilhelm Bunsen
  • B. Louis Braille
  • C. Sir Humphrey Davy
  • D. Christian Huygents

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