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

  • question_answer
      Enlist the cause of diseases.

    Answer:

                      Disease may be caused due to any of the following reasons: (i) Infection (ii) Lack of nutritive and sufficient food (iii) Poor health (iv) Lack of public services (v) Hereditary reasons.


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