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Microbiology of Waste Water

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

bacteroids
dinoflagellates
acid-fast bacteria
coliforms

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

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

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Microbiology of Waste Water
The death of a river by environmental pollutants ultimately results from

the overpopulation of algae
the depletion of oxygen
the overabundance of toxic proteins
the buildup of sediment on the river bottom

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Microbiology of Waste Water
Which of the following is responsible for the corrosion problem?

Slime forming bacteria
Sulfur bacteria
Iron bacteria
All of these

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Microbiology of Waste Water
Biogas production is

a temperature independent process
an oxygen dependent process
None of these
a temperature-dependent process

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

Oxidation ponds
Contact aerators
Trickling filters
All of these

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