2. Sample Papers
  3. 6th Class
  4. General Knowledge

6th Class General Knowledge Sample Paper General Knowledge Olympiad Model Test Paper-17

  • question_answer
    Who discovered X-rays?

    A)  Guglielmo Marconi        

    B)  Charles Darwin

    C)  Wilhelm Conrad Rontgen

    D)  Graham Bell

    E)  None of these

    Correct Answer: C

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