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

  • question_answer
      The signs and symptoms of a disease depend on the tissue or organ, which are targeted by the microbes. Explain with examples.

    Answer:

     Various infectious agents after entering into the body makes area to different organs or tissue and causes infections. This causes change in the functioning of tissue or organ, that lead to manifestation of different signs and symptoms. For example, if microbes targets liver then it causes jaundice, if it targets brain then it causes headache, fits or unconsciousness.    


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