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  3. SSC

SSC Sample Paper SSC CHSL (10+2) Sample Test Paper-4

  • question_answer
    Pila globosa is used as biofilter in cleaning pollution of water by:

    A)  Mercury                       

    B)  Arsenic

    C)  Cadmium          

    D)         Algal blooms

    Correct Answer: C

    Solution :

     It is the most suitable candidate for removal of cadmium from cadmium intoxicated environments.


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