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Microbiology of Waste Water

Microbiology of Waste Water
Which of the following is generally not referred to the sewerage system?

Solid sewers
Storm sewers
Sanitary sewers
Combined sewers

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Microbiology of Waste Water
A dense bacterial population caught in a tangled web of fibers sticking to a surface describes

coagulation
the membrane filter technique
a biodisc
a biofilm

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

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

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Microbiology of Waste Water
The use of microbes to break down synthetic waste products such as polychlorinated biphenyls is called

biotechnology
bioremediation
biolistics
bioinformatics

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

Oxidation ponds
Contact aerators
All of these
Trickling filters

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Microbiology of Waste Water
Activated sludge contains large number of

all of these
yeasts and molds
protozoa
bacteria

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