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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

bioremediation
pasteurization
biolistics
fermentation

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

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

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

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

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