RAJASTHAN PMT Rajasthan - PMT Solved Paper-2008

  • question_answer
    Which of the following is not the feature of gymnosperms?

    A)  Parallel ventation           

    B)  Perennial plants

    C)  Distinct branches (long and short branches)

    D)  Xylem with vessels

    Correct Answer: D

    Solution :

    Gymnosperms (Gymno = naked, + sperma seed) are naked seeded plants in which ovule is not covered by ovary. In gymnosperms, xylem contains   only   tracheids   and   xylem parenchyma; vessels are absent (exceptionally present in Gnetales).


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