Filtration to remove protozoa occurs in
A) secondary sewage treatment.
B) tertiary sewage treatment.
C) anaerobic sludge digestion.
D) water treatment.
E) primary sewage treatment.
Correct Answer:
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Q1: Which wastewater treatment process produces BOD- containing
Q2: Which of the following is required for
Q3: Which of the following organisms is using
Q4: Figure 27.1 Q6: For the biogeochemical cycles of the following Q8: 6H2S + 6CO2 light 6S0 + glucose Q10: Which one of the following processes in Q11: All of the following organisms are involved Q17: Adding untreated sewage to a freshwater lake Q32: Figure 27.2
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