Fecal Enterococci Are Increasingly Being Used as an Indicator of Fecal

question 23

True/False

Fecal enterococci are increasingly being used as an indicator of fecal contamination in brackish and marine water because they die at a faster rate than fecal coliforms thus providing a more reliable indicator of pollution.

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Definitions:

Spontaneous Recovery

The reappearance of a learned response after its apparent extinction, without the need for further conditioning or training.

Fixed-Ratio

A schedule of reinforcement where a response is rewarded only after a specified number of responses, in behavioral psychology.

Fixed-Interval

A schedule of reinforcement where rewards are given after a predetermined interval of time has passed.

Variable-Ratio

A reinforcement schedule where a response is reinforced after an unpredictable number of responses, often used in behavior modification.