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AMU Medical AMU Solved Paper-2000

  • question_answer
    It is matter of common observation that monocots and dicots have one and two cotyledons respectively but in gymnosperms the number of cotyledons are

    A)                  always 3                             

    B)                  3-8

    C)                  2-5                                        

    D)                  variable 1-2

    Correct Answer: B

    Solution :

                     In gymnosperm, the number of cotyledons mostly varies from 2 to 8. In gymnosperm several embryo develop in each ovule but only one embryo survives eg,
    Genus No. of cotyledons
    Cycas 2
    Pinus 4-15
    Cedrus 9-10
    Abies 5-7
    Cathya 3-4


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