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  3. 8th Class
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8th Class Science Sample Paper Science Olympiad Model Test Paper-21

  • question_answer
    Some persons suffer from nose bleeding when they go to high altitudes. Because at high altitudes, the atmospheric pressure becomes:

    A) less then our blood pressure

    B) more then our blood pressure

    C) equal to our blood pressure

    D) All of these

    E) None of these

    Correct Answer: A

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