FLORIDA WASTEWATER 2024-2025
ACTUAL EXAM COMPLETE 200
QUESTIONS WITH DETAILED
VERIFIED ANSWERS (100%
CORRECT ANSWERS) /ALREADY
GRADED A+
Which test is recommended to determine the
strength of influent wastewater for control of
activated sludge process? - ....ANSWER...COD
What is the last common method of disposal of plant
effluent? - ....ANSWER...Surface water
What can you assume if the temperature
measurements are all about the same in a river
cross section? - ....ANSWER...The stream is well
mixed
,Why should an ammonia solution never be applied
directly to piping to connections when looking for a
chlorine leak? - ....ANSWER...Corrosion will result
What is a spectrophotometer used to measure? -
....ANSWER...Color intensity of a chemical solution
What is happening in the anaerobic sludge digestion
process when the volatile acids are increasing and
alkalinity is decreasing? - ....ANSWER...Process is
becoming upset
What does calibration and zeroing of an instrument
mean? - ....ANSWER...Periodically checking the
instruments against a known standard
What information is contained in a plant O&M
manual? - ....ANSWER...Plans and operating
instruction for plant equipment and process
When food supply is low in the activated sludge
process, the microorganisms begin to feed in
themselves. What is the process of feeding in
themselves called? - ....ANSWER...Endogenous
respiration
,When may the frequency of sampling be increased? -
....ANSWER...When effluent is not meeting discharge
requirements
Which type of pump is frequently used to pump
wastewater from wet wells in lift stations? -
....ANSWER...Submersible
What does voltage measure - ....ANSWER...Pressure
available to cause a flow of current
What is the purpose of an SVI test - ....ANSWER...To
indicated the condition of sludge for settleability in a
secondary clarifier
What does the presence of coliform group bacteria
indicate - ....ANSWER...presence of disease-
producing organisms
Why is the discharge of wastewater containing
phosphorus to receiving water of concern? -
....ANSWER...May stimulate growth of nuisance
quantities of algae
, What does specific conductance measure? -
....ANSWER...Total concentration of the minerals
dissolved in the sample
Prepare to feed a greater quantity of chemicals -
....ANSWER...When operating an advanced treatment
facility using chemical treatment for solids removal,
you discover high flows entering the system, you
should?
When using Polymer in a gravity thickening process
for sludge, when would more polymer dosages be
required? when the: - ....ANSWER...Hydraulic loading
rate increases
When bacteria laden with phosphorus are faced with
a parent death, they: - ....ANSWER...Release
phosphorus from their cell structure in large
quantities
Head loss in a gravity filter is determined by -
....ANSWER...Measuring the water pressure above
and below the filter media
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