Ques. The most common indicator organism that represents polluted water is
A. C.vibrio
B. Entamoeba histolytica
C. E.coli
D. P.typhi.
Answer:C
Ques. The most common indicator organism that represents polluted water is
A. C.vibrio B. Entamoeba histolytica C. E.coli D. P.typhi.