Question

    A band of suberin layer develops all around the cell in the middle of the transverse and radial walls. This suberin is called ____________ strip.

    A Intercalary Correct Answer Incorrect Answer
    B Pericycle Correct Answer Incorrect Answer
    C Cambium Correct Answer Incorrect Answer
    D Casparian Correct Answer Incorrect Answer

    Solution

    A Casparian strip is a band of suberin that develops all around the cell in the middle of the transverse and radial walls of endodermal cells in plant roots. Suberin is a waxy substance that is impermeable to water and dissolved minerals.

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