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  5. Why do we fall Ill?

9th Class Science Why do we fall Ill? Question Bank Health and Diseases

  • question_answer
    Which of the following is a causative agent of the disease, Kalazar?

    A) Leishmania  

    B) The disease is genetic in origin

    C) Genes

    D) Wuchereria bancroftii

    Correct Answer: A

    Solution :

    Pertussis is a bacterial disease.


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