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Microbiology of Waste Water

Microbiology of Waste Water
Iron bacteria can produce

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

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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 use of microbes to break down synthetic waste products such as polychlorinated biphenyls is called

bioinformatics
biolistics
bioremediation
biotechnology

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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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Microbiology of Waste Water
Oxidation ponds are shallow ponds, generally designed at the depth of

4 to 6 feet
1 to 3 feet
5 to 8 feet
2 to 40 feet

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Microbiology of Waste Water
Composting is one of the oldest forms of disposal of waste. It is the natural process of decomposition of organic waste that yields manure or compost. One of the following is added to the compost to get better results?

Worms
Ants
Bugs
Snakes

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