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Media used for coliform enumeration include chemicals that change color depending on the enzymes present in the microbes, thereby allowing a count of total bacteria and total coliforms from a single plate.This type of medium is termed ______.


A) defined
B) selective
C) complex
D) differential

E) A) and B)
F) C) and D)

Correct Answer

verifed

verified

In the secondary phase of water treatment, organic matter undergoes biodegradation by a diverse mix of bacteria, algae, and protozoa.

A) True
B) False

Correct Answer

verifed

verified

A device in which mass cultures are grown, reactions take place, and product develops is a(n) ______.


A) fermentor
B) activator
C) incubator
D) sparger

E) All of the above
F) A) and B)

Correct Answer

verifed

verified

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