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Microbiology of Waste Water

Microbiology of Waste Water
Iron bacteria can produce

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

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

coagulation, filtration, chlorination
filtration, coagulation, 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
fermentation
pasteurization
bioremediation

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Microbiology of Waste Water
Composting is one of the oldest forms of disposal of waste. It is the natural process of decomposition of organic waste that yields manure or compost. One of the following is added to the compost to get better results?

Worms
Snakes
Ants
Bugs

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

Combined sewers
Storm sewers
Sanitary sewers
Solid sewers

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

none of these
zoological film
geological film
zooglocal film

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