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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

geological film
zoological film
zooglocal film
none of these

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

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

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Microbiology of Waste Water
Biogas production is

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

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

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

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

biolistics
fermentation
bioremediation
pasteurization

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

All of these
Iron bacteria
Sulfur bacteria
Slime forming bacteria

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