Q. Which of the following pairs is not matched?

  • (A) James Watt : Vapour Engine
  • (B) A.G. Bell : Telephone
  • (C) J.L. Baird : Television
  • (D) J. Perkins : Penicillin
✅ Correct Answer: (D) J. Perkins : Penicillin

Published by Ram Sharma ⭐ 193.88K Points at 17-Jul-2022 10:40 am in General Awareness

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