2. Sample Papers
  3. 8th Class
  4. Science

8th Class Science Sample Paper Science Olympiad Model Test Paper-4

  • question_answer
    One of the incurrable diseases is AIDS. It is caused by virus. In this disease virus damages the immunity system of the individual. Which one of the following virus causes AIDS?

    A) Nile virus

    B) Rhinovirus

    C) Retrovirus

    D) Myringitis

    E) None of these

    Correct Answer: C

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