CET Karnataka Medical CET - Karnataka Medical Solved Paper-2012

  • question_answer
    Find out the wrong statement about angiosperm roots.

    A)  Cuticle is absent in young stages.       

    B)  The apex is protected by root cap.

    C)  Vascular bundles are collateral.

    D)  Xylem is centripetal in growth in the young roots.

    Correct Answer: C

    Solution :

    : Vascular bundles in angiospermic roots are radial i.e., xylem and phloem bundles are arranged alternately on different radii and are exarch (protoxylem towards the pericycle and metaxylem towards the center). Collateral vascular bundles are found in angiospermic stems. They are rounded or oval in outline and contain xylem on the inner side and phloem on the outer side. Cambium is present in between xylem and phloem in case of open vascular bundles whereas in closed vascular bundles, it is absent.


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