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  • ICAR and TNAU E-Course Summarized

    Summarized Notes
  • ______ parasitic weed is known as a total root parasite. (CG ADA 2023)

    Question: ______ parasitic weed is known as a total root parasite. (CG ADA 2023)

    Options:

    Orobanche
    Striga
    Cuscuta
    Potamogeton

    ✅Explanation:Orobanche, also known as broomrape, is a total root parasite.It lacks chlorophyll and cannot produce its own food.It depends entirely on the host plant for nutrients and water by attaching to the host's roots.

    📌 Other option explanations:
    -Striga: Striga is also a root parasite, but it's a hemiparasite, meaning it can photosynthesize to some extent.
    -Cuscuta (Dodder): Cuscuta is a stem parasite, not a root parasite.
    -Potamogeton: Potamogeton is an aquatic plant and not a parasite.

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