The most common organism used as an indicator of fecal contamination in water is________
A. Escherichia coli.
B. Staphylococcus aureus.
C. Acanthamoeba.
D. Vibrio cholerae.
Answer:A
The most common organism used as an indicator of fecal contamination in water is________
A. Escherichia coli. B. Staphylococcus aureus. C. Acanthamoeba. D. Vibrio cholerae.