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Microbiology of Waste Water

Microbiology of Waste Water
The biogas production process takes place at the temperature

25-40°C
all of these
45-60°C
lesser than 25°C

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

Solid sewers
Combined sewers
Sanitary 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

a biodisc
coagulation
a biofilm
the membrane filter technique

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Microbiology of Waste Water
The filtering medium of trickling filters is coated with microbial flora, known as

zooglocal film
geological film
zoological film
none 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

biotechnology
bioinformatics
bioremediation
biolistics

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

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

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