2. Sample Papers
  3. 7th Class
  4. General Knowledge

7th Class General Knowledge Sample Paper General Knowledge Sample Test Paper-9

  • question_answer
    Who discovered 'Blood group'?

    A)  Alexander Fleming              

    B)  William Harvey

    C)  Karl Landsteiner               

    D)  Pavlov

    E)  None of these

    Correct Answer: C

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