New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Which weed is considered a parasitic plant that lacks

    chlorophyll and obtains nutrients from the host crop?
    A Cyperus rotundus Correct Answer Incorrect Answer
    B Amaranthus viridis Correct Answer Incorrect Answer
    C Cuscuta Correct Answer Incorrect Answer
    D Phalaris minor Correct Answer Incorrect Answer
    E Digitaria sanguinalis Correct Answer Incorrect Answer

    Solution

    Cuscuta (dodder) is a stem parasite with no chlorophyll. It wraps around host plants, inserting haustoria to siphon nutrients. It’s difficult to control due to its seed viability and growth habit.

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