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Microbiology of Waste Water

Microbiology of Waste Water
Iron bacteria can produce

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

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

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

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Microbiology of Waste Water
Which of the following is not employed as an oxidation method?

Oxidation ponds
Contact aerators
Trickling filters
All of these

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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
biotechnology
biolistics
bioinformatics

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

coagulation
the membrane filter technique
a biodisc
a biofilm

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Microbiology of Waste Water
Biogas production is

an oxygen dependent process
a temperature-dependent process
a temperature independent process
None of these

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