Ca Grade 2 Wastewater Treatment Operator
Practice Exam 1
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121 terms 197 terms 99 terms 125 term
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Terms in this set (80) Hide definitions
What is the methane content in a properly operating 65 to 70% by volume
anaerobic digester?
What will the addition of chlorine gas do to the pH of decrease the pH
wastewater?
What is the purpose of a Parshall Flume? Measure the flow rate
What is the typical removal efficency of settleable solids 95 to 99%
in a primary clarifier?
Which of the follwing is true about pumoing scum from a scum causes more piping problems than other substances pumped at a
primary clarifier? wastewater treatment plant
What might cause thick billows of white sudsy foam in the MLSS is too low
aeration tank?
, What does the M in F/M ratio represent? The mixed liquor volatile suspended solids in the aeration tank
In general, how will warmer temp affect the settling rate Increase the settling rate
of solids in a clarifer?
What could happen if the digester gas is mixed with Cause an explosion
air(85 to 95% by volume)?
How will algae impact the chlorine demand in the pond increase the chlorine demand
effluent?
Which of the following is true about a positive it must never be started with the discharge valve closed
displacement pump?
What is true about the F/M ratio? the volume of the secondary clarifier is not needed to determine the f/m ratio
Which of the following is one of the basic rules of lab never pipet hazardous material with your mouth, even if the pipet has been
work? sterialized
What is the recirculation ratio for a trickling filter? Qr/Q
Which of the following is true about COD and BOD? they are indirect measurements of the organic content in the influent
What is the purpose of the grit channel? remove heavy inorganic waste
Which of the following is true about the extended it does not produce as much waste sludge as other processes
aeration process?
What is the correct formula for solids in raw wastewater? Non settleable solids + settleable solids = total suspended solids
What is freeboard in a waste stabilization pond? the vertical distance from normal water surface to the top of the levee
What is one of the requirements for a BOD test? The BOD bottle should be completely filled to the top
What should be scheduled every 3 months for a flamer maintenance
arrester in an anaerobic digester?
Practice Exam 1
9 studiers today 4.8 (18 reviews)
Students also studied
Flashcard sets Study guides
wastewater grade 2 exam Wastewater Operator certification S... WasteWater Operator Certification S... Basic W
121 terms 197 terms 99 terms 125 term
sabrinaclover Preview gqviet25 Preview gqviet25 Preview clan
Terms in this set (80) Hide definitions
What is the methane content in a properly operating 65 to 70% by volume
anaerobic digester?
What will the addition of chlorine gas do to the pH of decrease the pH
wastewater?
What is the purpose of a Parshall Flume? Measure the flow rate
What is the typical removal efficency of settleable solids 95 to 99%
in a primary clarifier?
Which of the follwing is true about pumoing scum from a scum causes more piping problems than other substances pumped at a
primary clarifier? wastewater treatment plant
What might cause thick billows of white sudsy foam in the MLSS is too low
aeration tank?
, What does the M in F/M ratio represent? The mixed liquor volatile suspended solids in the aeration tank
In general, how will warmer temp affect the settling rate Increase the settling rate
of solids in a clarifer?
What could happen if the digester gas is mixed with Cause an explosion
air(85 to 95% by volume)?
How will algae impact the chlorine demand in the pond increase the chlorine demand
effluent?
Which of the following is true about a positive it must never be started with the discharge valve closed
displacement pump?
What is true about the F/M ratio? the volume of the secondary clarifier is not needed to determine the f/m ratio
Which of the following is one of the basic rules of lab never pipet hazardous material with your mouth, even if the pipet has been
work? sterialized
What is the recirculation ratio for a trickling filter? Qr/Q
Which of the following is true about COD and BOD? they are indirect measurements of the organic content in the influent
What is the purpose of the grit channel? remove heavy inorganic waste
Which of the following is true about the extended it does not produce as much waste sludge as other processes
aeration process?
What is the correct formula for solids in raw wastewater? Non settleable solids + settleable solids = total suspended solids
What is freeboard in a waste stabilization pond? the vertical distance from normal water surface to the top of the levee
What is one of the requirements for a BOD test? The BOD bottle should be completely filled to the top
What should be scheduled every 3 months for a flamer maintenance
arrester in an anaerobic digester?
