CMC Medical CMC-Medical VELLORE Solved Paper-2011

  • question_answer
    Stomata are evenly distributed on upper and lower surfaces of leaf in

    A)  potato                                

    B)  mulberry

    C)  Vallisneria                         

    D)  Eichhornia

    Correct Answer: D

    Solution :

                     Stomata are evenly distributed on both upper and lower epidermal layers   in isobilateral leaves.  Eichhornia crassipes (water hycinth) is free-floating hydrophyte producing isobilateral leaves having stomata distributed on both upper and lower surfaces evenly. Floating leaved hydrophytes have stomata on upper epidermis only.


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