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Microbiology of Waste Water

Microbiology of Waste Water
The filtering medium of trickling filters is coated with microbial flora, known as

zooglocal film
geological film
none of these
zoological film

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

biolistics
fermentation
pasteurization
bioremediation

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

the membrane filter technique
a biofilm
a biodisc
coagulation

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Microbiology of Waste Water
Iron bacteria can produce

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

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

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

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Microbiology of Waste Water
The magnitude of BOD of wastewater is related to

amount of organic material
All of these
bacterial count
amount of inorganic material

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