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Microbiology of Waste Water

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

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

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

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

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Microbiology of Waste Water
The acetate-utilizing methanogens are responsible for

50% of methane produced in a biogas reactor
70% of methane produced in a biogas reactor
85% of methane produced in a biogas reactor
20% of methane produced in a biogas reactor

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Microbiology of Waste Water
What is an anaerobic digester?

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

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

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

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

bacteroids
coliforms
acid-fast bacteria
dinoflagellates

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