8th Class Science Microorganisms : Friend and Foe Question Bank Microorganisms

  • question_answer
    Refer to the given figure showing different steps regarding antibodies fighting against a disease.
     
    Arrange them in a correct sequence.
       

    A) (ii) \[\to \] (i) \[\to \] (iii)

    B) (i) \[\to \] (ii) \[\to \] (iii)

    C) (i) \[\to \] (iii) \[\to \] (ii)

    D) (iii) \[\to \] (i) \[\to \] (ii)

    Correct Answer: A

    Solution :

    When a disease causing microbe (such as virus) enters body, some white blood cells produce chemicals called antic odies that surround the invader microbe. Once the virus has been surrounded by antibodies the white blood cell eats it.


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