FLORIDA WASTEWATER PRACTICE
ACTUAL TEST PAPER 2026 FULL ANSWERS
GRADED A+
⩥ Chlorine leaks can be detected by?
Answer: Ammonia solution with Q-Tip
⩥ What takes places in the stabilization tank in a contact stabilization
plant?
Answer: Absorption
⩥ Why is an aerobic digester covered?
Answer: Protect from cold weather
⩥ Which of the following would you not use a grab sample on?
Answer: BOD
⩥ Staffing is based on what?
Answer: Flow and type of treatment
⩥ What condition does an operator have the least amount of control
over?
,Answer: Temp
⩥ Why would you chlorinate a RAS line?
Answer: Control filamentous bacteria
⩥ What is the most common type of pond?
Answer: Facultative
⩥ Denitrification will cause what?
Answer: Rising sludge
⩥ What type of ponds are used after a trickling filter, activated sludge,
or RBC plant?
Answer: Polishing pond
⩥ Convert 27°C to Fahrenheit
Answer: 80.6°F
⩥ You have excessive billowing white sudsy foam on the surface of your
aerator. What is the cause?
Answer: F/M too high
, ⩥ If you have a sudden increase of BOD by 50% or a BOD >400. What
is this termed?
Answer: Increased organic load
⩥ Coliform bacteria are used for what?
Answer: Indicators of possible presence of pathogenic organisms
⩥ Where does the effluent from the aerator go?
Answer: Secondary clarifier
⩥ A decrease in temperature will have what effect on disinfection?
Answer: Require longer contact time
⩥ CL2 combined with ammonia forms what?
Answer: Chloramines
⩥ At what pH would disinfection be at its greatest?
Answer: 5
⩥ It can be said that the lower the __________ , the greater the
________
Answer: pH ; Disinfection
ACTUAL TEST PAPER 2026 FULL ANSWERS
GRADED A+
⩥ Chlorine leaks can be detected by?
Answer: Ammonia solution with Q-Tip
⩥ What takes places in the stabilization tank in a contact stabilization
plant?
Answer: Absorption
⩥ Why is an aerobic digester covered?
Answer: Protect from cold weather
⩥ Which of the following would you not use a grab sample on?
Answer: BOD
⩥ Staffing is based on what?
Answer: Flow and type of treatment
⩥ What condition does an operator have the least amount of control
over?
,Answer: Temp
⩥ Why would you chlorinate a RAS line?
Answer: Control filamentous bacteria
⩥ What is the most common type of pond?
Answer: Facultative
⩥ Denitrification will cause what?
Answer: Rising sludge
⩥ What type of ponds are used after a trickling filter, activated sludge,
or RBC plant?
Answer: Polishing pond
⩥ Convert 27°C to Fahrenheit
Answer: 80.6°F
⩥ You have excessive billowing white sudsy foam on the surface of your
aerator. What is the cause?
Answer: F/M too high
, ⩥ If you have a sudden increase of BOD by 50% or a BOD >400. What
is this termed?
Answer: Increased organic load
⩥ Coliform bacteria are used for what?
Answer: Indicators of possible presence of pathogenic organisms
⩥ Where does the effluent from the aerator go?
Answer: Secondary clarifier
⩥ A decrease in temperature will have what effect on disinfection?
Answer: Require longer contact time
⩥ CL2 combined with ammonia forms what?
Answer: Chloramines
⩥ At what pH would disinfection be at its greatest?
Answer: 5
⩥ It can be said that the lower the __________ , the greater the
________
Answer: pH ; Disinfection
