NEET Biology NEET PYQ-Kingdom Animalia

  • question_answer
    During its life-cycle, Fasciola hepatica (liver fluke) infects its intermediate host and primary host at the following larval stages respectively: [AIPMT 2003]

    A) metacercaria and cercaria                       

    B) miracidium and metacercaria

    C) redia and miracidium                  

    D) cercaria and redia

    Correct Answer: B

    Solution :

    [b] Liver fluke (Fasciola hzpatica) is a ‘digenetic’ endoparasite i.e., it's life cycle completes within two hosts. The primary host is sheep and the secondary or intermediate host is fresh water gastropod, snail. Fasciola kepatica infects it's intermediate host at miracidium stage and it's primary host at metacercaria stage.


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