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Microbiology of Waste Water

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

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

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

Sulfur bacteria
Slime forming bacteria
All of these
Iron bacteria

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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
biolistics
bioremediation

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Microbiology of Waste Water
Iron bacteria can produce

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

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

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

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

zoological film
geological film
none of these
zooglocal film

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