NEET Biology NEET PYQ-Morphology Of Plants

  • question_answer
    In unilocular ovary with a single ovule, the placentation is                     [AIPMT (S) 2010]

    A) marginal

    B) basal

    C) free central

    D) axile

    Correct Answer: B

    Solution :

    [b] In basal placentadon ovary is bicarpellary syncarpous and unilocular and a single ovule is borne at the base of ovary Eg marigold.
    In marginal placentation the ovary is simple unilocular and the ovules are arranged along the margin of the unilocular ovary eg pea.
    In free central placentation ovary is unilocular and the placenta bearing ovules are "arised from the central axis Eg Stellaria.
    In axile placentadon ovary is two or more chambered usually as many as the number of carpels eg. Petunia.


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