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Microbiology of Waste Water

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

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

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Microbiology of Waste Water
A dense bacterial population caught in a tangled web of fibers sticking to a surface describes

a biodisc
coagulation
the membrane filter technique
a biofilm

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

fermentation
pasteurization
biolistics
bioremediation

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

All of these
Slime forming bacteria
Iron bacteria
Sulfur bacteria

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

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

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

acid-fast bacteria
coliforms
dinoflagellates
bacteroids

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