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Microbiology of Waste Water

Microbiology of Waste Water
Iron bacteria can produce

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

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Microbiology of Waste Water
What is an anaerobic digester?

Method to convert agricultural waste into a biogas
All of these
Microbe that eats hazardous waste
New diet drink

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

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

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

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

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Microbiology of Waste Water
The death of a river by environmental pollutants ultimately results from

the overpopulation of algae
the overabundance of toxic proteins
the buildup of sediment on the river bottom
the depletion of oxygen

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

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

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