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

  • question_answer
    Direction: Refer to the given Venn diagram and answer the following question.
     
    Select the option that correctly identifies any two of the diseases.

    A)
    P - Cholera, Q - Cancer
                   

    B)
    R - Hepatitis, S - Anaemia
     

    C)
    T - Measles, U - Rhinitis
                   

    D)
    V - AIDS, R - Gonorrhoea
     

    Correct Answer: D

    Solution :

    AIDS is a chronic disease that is caused by the virus named Human Immunodeficiency Virus (HIV). This disease is sexually transmitted. It also spreads by transfusion of contaminated blood and from infected mother to its fetus through placenta. The HIV virus is a spherical virus that has RNAas its genetic material. This disease has no permanent cure or vaccines available as of now. Gonorrhoea is a bacterial disease (caused by bacterium Neisseria gonorrhoeae) that is transmitted from an infected person to a healthy person through sexual contact.


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