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Total Questions : 476 | Page 3 of 48 pages
Question 21. What does PAO stand for?
  1.    Poly-ammonium oxygenate
  2.    Polyphosphate-accumulating organisms
  3.    Poly-ammonium organisms
  4.    Phosphate-ammonium organisms
 Discuss Question
Answer: Option B. -> Polyphosphate-accumulating organisms
Answer: (b).Polyphosphate-accumulating organisms
Question 22. What is the retention time considered for the anaerobic zone for the AO process for removing phosphorus?
  1.    0.5-1.5 hrs
  2.    1.5-2 hrs
  3.    2-4 hrs
  4.    4-8 hrs
 Discuss Question
Answer: Option A. -> 0.5-1.5 hrs
Answer: (a).0.5-1.5 hrs
Question 23. What is the retention time considered for the aerobic zone for the AO process for removing phosphorus?
  1.    1-3 hrs
  2.    3-5 hrs
  3.    5-8 hrs
  4.    8-11 hrs
 Discuss Question
Answer: Option A. -> 1-3 hrs
Answer: (a).1-3 hrs
Question 24. What is the percentage of phosphorus present in bacterial biomass?
  1.    0.2%
  2.    0.3%
  3.    0.8%
  4.    1%
 Discuss Question
Answer: Option D. -> 1%
Answer: (d).1%
Question 25. What is the retention time considered for the anaerobic zone for the A2O process for removing phosphorus?
  1.    0.5-1.5 hrs
  2.    1.5-2 hrs
  3.    5-7 hrs
  4.    3-4 hrs
 Discuss Question
Answer: Option A. -> 0.5-1.5 hrs
Answer: (a).0.5-1.5 hrs
Question 26. What is the retention time considered for the aerobic zone for the A2O process for removing phosphorus?
  1.    0.5-1.5 hrs
  2.    1.5-3 hrs
  3.    3-4 hrs
  4.    4-8 hrs
 Discuss Question
Answer: Option D. -> 4-8 hrs
Answer: (d).4-8 hrs
Question 27. What is the retention time considered for the anoxic zone for the University of Cape Town treatment process for removing phosphorus?
  1.    2-4 hrs
  2.    4-6 hrs
  3.    6-8 hrs
  4.    8-10 hrs
 Discuss Question
Answer: Option A. -> 2-4 hrs
Answer: (a).2-4 hrs
Question 28. What is the retention time considered for the anoxic zone for the A2O process for removing phosphorus?
  1.    0.5-1 hrs
  2.    1-2 hrs
  3.    2-4 hrs
  4.    4-6 hrs
 Discuss Question
Answer: Option A. -> 0.5-1 hrs
Answer: (a).0.5-1 hrs
Question 29. What is the retention time considered for the aerobic zone for the University of Cape Town treatment process for removing phosphorus?
  1.    4-12 hrs
  2.    3-4 hrs
  3.    1-2 hrs
  4.    5-6 hrs
 Discuss Question
Answer: Option A. -> 4-12 hrs
Answer: (a).4-12 hrs
Question 30. What is the retention time considered for the anaerobic zone for the University of Cape Town treatment process for removing phosphorus?
  1.    1-2 hrs
  2.    3-4 hrs
  3.    4-8 hrs
  4.    8-12 hrs
 Discuss Question
Answer: Option A. -> 1-2 hrs
Answer: (a).1-2 hrs

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