Microbiology - Microbiology of Waste Water

Exercise :: Microbiology of Waste Water - Section 1

  • Microbiology of Waste Water - Section 1
21. 

The acetate-utilizing methanogens are responsible for

A. 20% of methane produced in a biogas reactor
B. 50% of methane produced in a biogas reactor
C. 70% of methane produced in a biogas reactor
D. 85% of methane produced in a biogas reactor

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

22. 

Which of the following is responsible for the corrosion problem?

A. Iron bacteria
B. Sulfur bacteria
C. Slime forming bacteria
D. All of these

Answer: Option B

Explanation:

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23. 

Water testing relies on the detection of certain indicator organisms known as

A. acid-fast bacteria
B. bacteroids
C. coliforms
D. dinoflagellates

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

24. 

The death of a river by environmental pollutants ultimately results from

A. the overpopulation of algae
B. the overabundance of toxic proteins
C. the depletion of oxygen
D. the buildup of sediment on the river bottom

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

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