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  5. Why do we fall Ill?

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

  • question_answer
       (i) Name two diseases caused by Protozoa. (ii) What are their causal organisms?   

    Answer:

                      (i) Sleeping sickness caused by Trypanosoma and malaria by Plasmodium. (ii) Kala-azar caused by Leishmania.


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