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    Question

    Which of the following is biennial

    weed?
    A Phalaris minor Correct Answer Incorrect Answer
    B Echinochloa colonum Correct Answer Incorrect Answer
    C Daucus carota Correct Answer Incorrect Answer
    D Eleusine indica Correct Answer Incorrect Answer

    Solution

    Weeds which complete their life cycle in two season or two years are known as biennial weeds. Examples: - Daucus carota, Chicorium intybus, Cirsium arvense, Alternanthera pungens, etc.

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