WB JEE Medical WB JEE Medical Solved Paper-2008

  • question_answer
    Which one of the following is the infective stage of Ascaris lumbricoides?

    A)  Unsegmented egg

    B)  Egg with first stage larva

    C)  Egg with second stage larva

    D)  Free third stage larva

    Correct Answer: C

    Solution :

                    Ascaris has no intermediate host and man acquires infection by directly ingesting Ascaris eggs containing the infective second stage rhabditoid larva with contaminated food or water.


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