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

  • question_answer
      Name the causal organism of diarrhoea. Write the symptoms of it. How will you prepare oral rehydration solution?

    Answer:

               The causative agents of diarrhoea are mainly bacteria (such as Escherichia coli and Salmonella), some virus (Rotavirus, Enterovirus) or Protozoa {Entamoeba histolytica).     Its symptoms are (i) Frequent loose motion and vomiting, which lead to dehydration. (ii) Dehydration (loss of water from body tissues) makes patient dangerously ill in very short time.          The oral rehydration solution is simple and inexpensive solution. It can be prepared by adding sugar and small amount of salt in water. It can rapidly rehydrate the patient.    


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