7th Class Science Nutrition in Plants Question Bank Nutrition in Plants

  • question_answer
    Which of the following is true about parasitic plants?  
    (i) They absorb food from their host.
    (ii) They compete with the host for sunlight.
    (iii) They kill the host plant eventually.

    A)   (i) and (ii) only                

    B)  (i) and (iii) only

    C)  (ii) and (iii) only

    D) (i), (ii) and (iii)

    Correct Answer: B

    Solution :

    A parasitic plant is one that derives some or all of its substances from another plant. They are non-green plants and have a modified root, the haustorium that penetrates the host plant and connects to the xylem, phloem or both.

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