Trickling filter is used in which of the following wastewater treatment processes?
A) Primary treatment
B) Secondary treatment
C) Advanced treatment
D) Final treatment
Correct Answer:
Verified
Q12: Which of the following sewerage systems carry
Q13: Which of the following is a strict
Q14: In which of the following treatment involve
Q15: The upper region of the trickling filter
Q16: Activated sludge usually employs an aeration period
Q18: Belt filter presses are used in which
Q19: Which of the following gases are produced
Q20: Biological process is used to remove _
A)Settleable
Q21: What is the wastewater called as after
Q22: What is the monthly concentration of solids
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