8th Class General Knowledge Sample Paper General Knowledge Olympiad Model Test Paper-3

  • question_answer Which of the following disease is also known as factor IX deficiency or Christmas disease?

    A)  Haemophilia A 

    B)  Haemophilia B

    C)  Hepatitis B                   

    D)  Hepatitis C

    E)  None of these

    Correct Answer: B

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