Indicator Bacteria Are

question 28

Multiple Choice

Indicator bacteria are

• A)coliforms.
• B)gram-negative rods.
• C)evidence of fecal contamination.
• D)used in water quality tests.
• E)All of the choices are correct.

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Definitions:

Culture Medium

A substance containing all the nutrients a particular type of microorganism needs to grow.

Agar

A gel-like substance derived from seaweed used as a growing medium in microbiological culture or as a thickener in food.

Parasites

Organisms that live on or in a host organism and get their food from or at the expense of their host.

Stool Specimen

A sample of feces collected for medical testing to identify pathogens, check for digestive tract issues, or monitor gastrointestinal health.