CMC Medical CMC-Medical VELLORE Solved Paper-2012

  • question_answer
    Earthworms are

    A)  ureotelic when plenty of water is available

    B)  uricotelic when plenty of water is available

    C)  uricotelic under conditions of water scarcity

    D)  ammonotelic when plenty of water is available

    Correct Answer: D

    Solution :

                    Class-OUgochaeta includes terrestrial earthworms and some other species that live in freshwater. Aquatic oligochaetes excrete ammonia while terrestrial oligochaetes excrete urea but Lumbricus produces both ammonia and urea.


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