NEET Sample Paper NEET Sample Test Paper-54

  • question_answer
    A leaf primordium grows into adult leaf lamina by means of

    A) At first by apical meristem and later largely by marginal meristems

    B) Apical meristem

    C) Lateral meristem

    D) Marfinal meristems

    Correct Answer: A

    Solution :

    The leaf primordium has an apical meristem at its tip, which becomes inactive at early stage of development. Further increase in length occurs by intercalary meristem. Simultaneously, marginal meristem (cells of margin of leaf axis) divides and divides to from leaf lamina.


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