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NEET Biology Anatomy of Flowering Plants Question Bank Self Evaluation Test - Anatomy of Flowering Plants

  • question_answer
    Gaseous exchange between air and internal tissues of old corky stem takes place through:

    A) Pits                  

    B)        Stomata

    C) Lenticels        

    D)        Sieve plates

    Correct Answer: C

    Solution :

    [c] Lenticel is a pore in the penderm ot a woody stem. It is packed with a loose aggregate of cells which is derived from the phelloderm. It acts as an organ of gaseous exchange between air and internal tissues.


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