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Microbiology of Waste Water

Microbiology of Waste Water
Iron bacteria can produce

extreme acidity
slime
undesirable odors and tastes
both (a) and (b)

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Microbiology of Waste Water
Which of the following is not employed as an oxidation method?

All of these
Contact aerators
Trickling filters
Oxidation ponds

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Microbiology of Waste Water
Treatment of municipal water supplies is based upon

filtration, coagulation, chlorination
coagulation, filtration, chlorination
chlorination, filtration, coagulation
coagulation, chlorination, filtration

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Microbiology of Waste Water
The concept of putting microbes to help clean up the environment is called

biolistics
pasteurization
bioremediation
fermentation

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Microbiology of Waste Water
Activated sludge contains large number of

protozoa
bacteria
all of these
yeasts and molds

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Microbiology of Waste Water
Water testing relies on the detection of certain indicator organisms known as

dinoflagellates
acid-fast bacteria
coliforms
bacteroids

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