Question 4

(Multiple Choice)

Which of the following is not true of coliforms?


A) Finding coliforms in water indicates fecal contamination.
B) They include
C) They are gram-negative, lactose-fermenting, and gas-producing.
D) Coliform counts are not speci?c for a particular species of bacteria.
E) coli, Enterobacter, and Giardia.

Answer