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    Question

    The arrangement of leaves on stems or its branches

    is
    A reticulate venation Correct Answer Incorrect Answer
    B phyllotaxy Correct Answer Incorrect Answer
    C parallel venation Correct Answer Incorrect Answer
    D placentation Correct Answer Incorrect Answer

    Solution

    Phyllotaxy refers to the arrangement of leaves on a stem or branch. It can be alternate, opposite, or whorled. Reticulate and parallel venation refer to leaf vein patterns, while placentation refers to ovule arrangement within the ovary. Information Booster:                

    1. Alternate phyllotaxy: One leaf per node (e.g., sunflower).
    2. Opposite phyllotaxy: Two leaves at the same node (e.g., guava).
    3. Whorled phyllotaxy: More than two leaves at a node (e.g., Alstonia).

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