Which of the Following Statements Regarding Coliform Bacteria Is Correct

question 20

Multiple Choice

Which of the following statements regarding coliform bacteria is correct?

• A) Coliforms derive from the intestinal tract and therefore indicate fecal contamination.
• B) The presence of Klebsiella is a strong indicator of fecal contamination.
• C) Coliforms from the human and bovine GI tracts differ, so identifying the specific microbe will indicate the source of contamination.
• D) Petri dishes used to enumerate coliforms are best incubated at 45-48°C.

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