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MICROBIOLOGY OF WASTE WATER

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

biolistics
pasteurization
fermentation
bioremediation

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

All of these
Oxidation ponds
Trickling filters
Contact aerators

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

zoological film
none of these
geological film
zooglocal film

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Microbiology of Waste Water
Some cyanobacteria produce potent neurotoxins that, if ingested, will kill humans. These cyanobacteria are most likely to contaminate

None of these
water rich in phosphate wastes but poor in organic carbon
water rich in organic carbon wastes but poor in phosphate
water that are anoxic

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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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