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    Question

    Among the following options, which weed is categorized

    as a total root parasite, meaning it relies entirely on its host plant's roots for nutrients and does not photosynthesize to produce its own energy?
    A Loranthus Correct Answer Incorrect Answer
    B Striga Correct Answer Incorrect Answer
    C Orobanche Correct Answer Incorrect Answer
    D Pistia Correct Answer Incorrect Answer

    Solution

      Orobanche cernua (Broom rape) is a total root parasite. Its host plant is tobacco.

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