Course

Microbiology

Study Pack

Set 30 Environmental Microbiology Treatment Of Water Wastes And Polluted Habitats

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Question 1

(Multiple Choice)

Free
In sewage treatment, the removal of phosphates and nitrogen compounds is achieved during

A)primary treatment.
B)secondary treatment.
C)advanced treatment.
D)quaternary treatment.

Answer

Question 2

(Multiple Choice)

Free
Sludge

A)is a byproduct of sewage treatment.
B)may be a source of pollution.
C)takes up space in a landfill.
D)All of the choices are correct.

Answer

Question 3

(Multiple Choice)

Free
The accepted method of testing water supplies for the possible presence of pathogens is to determine the presence of

A)Streptococci.
B)coliforms.
C)Staphylococci.
D)Streptomyces.

Answer