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Microbiology of Waste Water

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

Slime forming bacteria
Sulfur bacteria
All of these
Iron bacteria

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

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

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Microbiology of Waste Water
Which of the following is generally not referred to the sewerage system?

Solid sewers
Sanitary sewers
Combined sewers
Storm sewers

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

the membrane filter technique
a biodisc
a biofilm
coagulation

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Microbiology of Waste Water
Advanced treatment is generally used to treat waste water to

remove settleable solids
reduce BOD
remove coarse solids
remove additional objectionable substances

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Microbiology of Waste Water
The use of microbes to break down synthetic waste products such as polychlorinated biphenyls is called

bioremediation
biolistics
biotechnology
bioinformatics

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