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Microbiology of Waste Water

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

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

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Microbiology of Waste Water
The death of a river by environmental pollutants ultimately results from

the overabundance of toxic proteins
the overpopulation of algae
the buildup of sediment on the river bottom
the depletion of oxygen

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Microbiology of Waste Water
What is an anaerobic digester?

New diet drink
Microbe that eats hazardous waste
All of these
Method to convert agricultural waste into a biogas

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

biolistics
bioremediation
pasteurization
fermentation

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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
none of these
zoological film

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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
Snakes
Bugs

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