WASTEWATER PRACTICE TEST (FLORIDA) ENGLISH
EXAM QUESTIONS AND CORRECT ANSWERS|
ACCURATE REAL EXAM WITH FREQUENTLY TESTED
QUESTIONS |ALREADY A GRADED|GUARANTEED
PASS|LATEST UPDATE 2025.
What is the breakdown of nitrate to nitrogen gas called? - :answers -:Denitrification
What 2 stages are in an anaerobic digester? - :answers -:Acid formation and Gas formation
What is the benefit of step feed aeration? - :answers -:Treat higher flows in less space
What is classic sludge bulking caused from? - :answers -:Young sludge
What should be the maximum allowable level of TSS and BOD in the effluent of a domestic
wastewater facility in accordance with FAC? - :answers -:20 TSS, 20 BOD or 90% removal
What does CBOD mean? - :answers -:Carbonaceous Biochemical Oxygen Demand
What is the minimum depth of a pond? - :answers -:3 feet
What causes the most wear to an impeller? - :answers -:Grit
,If a pump will not start and you have power at the breaker, what is the next logical step? -
:answers -:Check for blown fuses
What affect does CL2, acid, and CO2 have on pH? - :answers -:Lower
As an operator, how do you control the anaerobic digestion process? - :answers -
:Temperature and rate of raw sludge feed
What is a true statement about recording data? - :answers -:There are many techniques to
record data
According to FAC chapter 62-600, Domestic wastewater facilities, your job as an operator during
major process breakdowns is to? - :answers -:Maintain competent documentation and
record keeping
Short circuiting in a primary clarifier can be prevented by? - :answers -:Baffles
What do you do if you experience a plant upset due to a hydraulic overload? - :answers -
:Decrease WAS to maintain microorganism population
A colored dye solution is added into the raw wastewater entering a primary settling tank. The
dye color was noticeable in the effluent in 15 minutes and all of the color had passed through
the tank in 40 minutes. What does this indicate? - :answers -:Wastewater is passing through
the tank too quickly for effective settling
A spray field has a total of 80 acres and is divided into four equal zones. Only one zone may be
operated at a time and the permit states that no more than 4 inches of water can be applied to
the zone. How long can a zone be operated at a rate of 0.7 MGD before it must be rotated to
another zone? - :answers -:3.1 days
, Most activated sludge mixed-liquor suspended solids fall into a range of what percent volatile
content for municipal waste when the process is operating properly? - :answers -:70 to 80%
What may be the first corrective action taken to resolve floating sludge conditions in a
secondary clarifier, given these observations: SVI is 132; microscopic exam reveals abundance of
filamentous organisms - :answers -:Increase DO
What is another term for organic solids? - :answers -:Volatile
Which repair kit is designed for use with 150-pound chlorine cylinders? - :answers -:"A" kit
If a gallon of water weighs 8.34 pounds and a cubic foot of water holds 7.48 gallons, how much
does a cubic foot of water weight? - :answers -:62.4 pounds
What is the best adjustment to make if solids are rising in the secondary clarifier accompanied
by small gas bubbles and solids that break apart when they surface? - :answers -:Decrease
aeration DO
Is a high rate aeration process typically overloaded or under loaded by design? - :answers -
:Overloaded
What does the term aliquot mean? - :answers -:A portion of a sample
What is another term for inorganic solids? - :answers -:Non-volatile
What is a common preservation method for a wastewater sample to be tested for CBOD5? -
:answers -:Cool to 4° C
EXAM QUESTIONS AND CORRECT ANSWERS|
ACCURATE REAL EXAM WITH FREQUENTLY TESTED
QUESTIONS |ALREADY A GRADED|GUARANTEED
PASS|LATEST UPDATE 2025.
What is the breakdown of nitrate to nitrogen gas called? - :answers -:Denitrification
What 2 stages are in an anaerobic digester? - :answers -:Acid formation and Gas formation
What is the benefit of step feed aeration? - :answers -:Treat higher flows in less space
What is classic sludge bulking caused from? - :answers -:Young sludge
What should be the maximum allowable level of TSS and BOD in the effluent of a domestic
wastewater facility in accordance with FAC? - :answers -:20 TSS, 20 BOD or 90% removal
What does CBOD mean? - :answers -:Carbonaceous Biochemical Oxygen Demand
What is the minimum depth of a pond? - :answers -:3 feet
What causes the most wear to an impeller? - :answers -:Grit
,If a pump will not start and you have power at the breaker, what is the next logical step? -
:answers -:Check for blown fuses
What affect does CL2, acid, and CO2 have on pH? - :answers -:Lower
As an operator, how do you control the anaerobic digestion process? - :answers -
:Temperature and rate of raw sludge feed
What is a true statement about recording data? - :answers -:There are many techniques to
record data
According to FAC chapter 62-600, Domestic wastewater facilities, your job as an operator during
major process breakdowns is to? - :answers -:Maintain competent documentation and
record keeping
Short circuiting in a primary clarifier can be prevented by? - :answers -:Baffles
What do you do if you experience a plant upset due to a hydraulic overload? - :answers -
:Decrease WAS to maintain microorganism population
A colored dye solution is added into the raw wastewater entering a primary settling tank. The
dye color was noticeable in the effluent in 15 minutes and all of the color had passed through
the tank in 40 minutes. What does this indicate? - :answers -:Wastewater is passing through
the tank too quickly for effective settling
A spray field has a total of 80 acres and is divided into four equal zones. Only one zone may be
operated at a time and the permit states that no more than 4 inches of water can be applied to
the zone. How long can a zone be operated at a rate of 0.7 MGD before it must be rotated to
another zone? - :answers -:3.1 days
, Most activated sludge mixed-liquor suspended solids fall into a range of what percent volatile
content for municipal waste when the process is operating properly? - :answers -:70 to 80%
What may be the first corrective action taken to resolve floating sludge conditions in a
secondary clarifier, given these observations: SVI is 132; microscopic exam reveals abundance of
filamentous organisms - :answers -:Increase DO
What is another term for organic solids? - :answers -:Volatile
Which repair kit is designed for use with 150-pound chlorine cylinders? - :answers -:"A" kit
If a gallon of water weighs 8.34 pounds and a cubic foot of water holds 7.48 gallons, how much
does a cubic foot of water weight? - :answers -:62.4 pounds
What is the best adjustment to make if solids are rising in the secondary clarifier accompanied
by small gas bubbles and solids that break apart when they surface? - :answers -:Decrease
aeration DO
Is a high rate aeration process typically overloaded or under loaded by design? - :answers -
:Overloaded
What does the term aliquot mean? - :answers -:A portion of a sample
What is another term for inorganic solids? - :answers -:Non-volatile
What is a common preservation method for a wastewater sample to be tested for CBOD5? -
:answers -:Cool to 4° C
