NEET Sample Paper NEET Sample Test Paper-15

  • question_answer The most common indicator organism that  represents polluted water is

    A)  E. coli                        

    B)  S. typhi

    C)  V. cholerae                

    D)  Entamoeba

    Correct Answer: A

    Solution :

    E. coli lives in the human intestine. If they are present in water it indicates that the water is polluted. Hence, the correct option is [a].

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