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Microbiology of Waste Water

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

pasteurization
fermentation
bioremediation
biolistics

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Microbiology of Waste Water
Iron bacteria can produce

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

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Microbiology of Waste Water
Biogas production is

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

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Microbiology of Waste Water
Advanced treatment is generally used to treat waste water to

remove settleable solids
remove coarse solids
remove additional objectionable substances
reduce BOD

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Microbiology of Waste Water
Oxidation ponds are shallow ponds, generally designed at the depth of

2 to 40 feet
5 to 8 feet
1 to 3 feet
4 to 6 feet

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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?

Bugs
Ants
Worms
Snakes

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