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SSC Ecology And Environment Sample Paper NCERT Sample Paper-3

  • question_answer
    An aquatic plant introduced from America to check pollution turned out to be a troublesome weed in Indian water bodies. The name of this 'invasive alien species' is

    A)  Opuntia           

    B)  Aegilops

    C)  Eichhornia       

    D)  Pistia

    Correct Answer: C

    Solution :

    [c] Eichhomiacrassipes, commonly known as Common Water Hyacinth, is an aquatic plant native to the Amazon basin, and is often considered a highly problematic invasive species outside its native range. In India, it first appeared in Bengal at the beginning of 1890, and is now present throughout the country especially in the Kerala Backwaters. It is not present in the more arid western part of Rajasthan, in the rugged regions of the north, and in Kashmir.


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