AIIMS AIIMS Solved Paper-2014

  • question_answer
    Which one of the following correctly describes the location of some body parts in the earthworm (Pheretima) ?

    A) Four pairs of spermathecae in 4-7 segments

    B) One pair of ovaries attached at inter-segmental septum of 14th and 15th segments

    C) Two pairs of testes in 10th and 11th segments

    D) Two pairs of accessory glands in 16-18th Segments

    Correct Answer: C

    Solution :

                    In earthworm, two pairs of testes are present in segments  10  and  11.  Earthworms  are   1 hermaphrodite but fertilisation is cross type due to protandrous condition. One pair of ovary is located in segment 13.


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