Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2006

  • question_answer
    Stomata can open at night also in                                                            

    A)  xerophyte                         

    B)  gametophyte

    C)  hydrophyte                      

    D)  None of these

    Correct Answer: A

    Solution :

    Stomata remain close in day and open in night such type of stomata are found in xerophyes. Xerophytes plants grow in dry condition possess sunken stomata for prevention of transpiration because in xerophytic condition there is high temperature; low rekative humidity and low soil water. So, maximum conservation of water takes place.


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