SSC Ecology And Environment Sample Paper NCERT Sample Paper-2

  • question_answer
    Persistent organic pollutants (PoPs) are harmful for health and environment because:
    1. They are resistant to environmental degradation.
    2. They can undergo bioaccumulation.
    3. They can cause global warming.
    Select the correct answer using the codes given below.

    A)  1 and 2 only    

    B)  1 and 3 only

    C)  2 and 3 only

    D)  1, 2 and 3

    Correct Answer: A

    Solution :

    [a] PoPs do not cause global warming. Persistent Organic Pollutants (POPs) are chemical substances that persist in me environment, bio-accumulate through the food web, and pose a risk of causing adverse effects to human health and the environment.

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