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Microbiology of Waste Water

Microbiology of Waste Water
Water testing relies on the detection of certain indicator organisms known as

acid-fast bacteria
dinoflagellates
bacteroids
coliforms

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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
zooglocal film
geological film

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Microbiology of Waste Water
Activated sludge contains large number of

yeasts and molds
bacteria
all of these
protozoa

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Microbiology of Waste Water
Which is not a form of biomass energy?

Ethanol and methanol production for auto fuel
Photovoltaic production of hydrogen
Incineration of solid waste
Composting to produce methane

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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
1 to 3 feet
5 to 8 feet

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

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

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