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9th Class Science Why do we fall Ill? Question Bank Why do we Fall Ill

  • question_answer
    Select the intrinsic disease causing factor among the following.

    A) Microorganisms

    B) Environmental pollutants

    C) Abnormal hormone secretion

    D) Inadequate diet

    Correct Answer: C

    Solution :

    Factors that cause diseases are of two types - extrinsic and intrinsic. Extrinsic factors are external factors while the intrinsic ones are from within the body. Genetic factors, abnormal hormonal secretion, etc., are some of the intrinsic factors.


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