1|Page
WASTE WATER ENGINEERING FINAL EXAM AND
STUDYGUIDE NEWEST 2025 ACTUAL EXAM
COMPLETE 300 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+||LATEST VERSION!!
What is a mud ball - Answer-Solids that accumulate in a
filter
How can you remove monovalent ions - Answer-Physical
Process
What increases filter headloss - Answer-
What are the different physical process - Answer-GAC
Ion Exchange
Membranes
Air Stripping/ Areation
What type of air is used for areation - Answer-Ambient
,2|Page
Can you restore poison ion exchange resins - Answer-NO
What is the goal of grit removal - Answer-Remove sand
and larger particles that pass through the bar screen
Whats is sedimentation - Answer-gravitational
accumulation of solids at the bottom of a fluid
What are the diff type of settling ? - Answer-Discrete =
particles settle on its own
Flocculent = (lime&alum) particles floc together and settle
Zoned Blanket / Hindered = starts to inhibit water
movement
Compression = Particles start to compress eachother
What shape clarifiers should be if we are treating...
Wastewater?
Surface Water? - Answer-Wastewater = round
, 3|Page
Surface Water = Sqaure
How do you prevent mud balls? - Answer-Backwashing
What is the concept behind Adsorption ? - Answer-Carbon
sticks to carbon
Whats a benefit of using ion exchange resin ? - Answer-
They can regenerate
What are the basic constituents of wastewater - Answer-
organic matter, microorganism, inorganic compounds ?
What is...
WAS
RAS
why are they important - Answer-WAS = Waste Activated
Sludge
-Prevents overpopulation
WASTE WATER ENGINEERING FINAL EXAM AND
STUDYGUIDE NEWEST 2025 ACTUAL EXAM
COMPLETE 300 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+||LATEST VERSION!!
What is a mud ball - Answer-Solids that accumulate in a
filter
How can you remove monovalent ions - Answer-Physical
Process
What increases filter headloss - Answer-
What are the different physical process - Answer-GAC
Ion Exchange
Membranes
Air Stripping/ Areation
What type of air is used for areation - Answer-Ambient
,2|Page
Can you restore poison ion exchange resins - Answer-NO
What is the goal of grit removal - Answer-Remove sand
and larger particles that pass through the bar screen
Whats is sedimentation - Answer-gravitational
accumulation of solids at the bottom of a fluid
What are the diff type of settling ? - Answer-Discrete =
particles settle on its own
Flocculent = (lime&alum) particles floc together and settle
Zoned Blanket / Hindered = starts to inhibit water
movement
Compression = Particles start to compress eachother
What shape clarifiers should be if we are treating...
Wastewater?
Surface Water? - Answer-Wastewater = round
, 3|Page
Surface Water = Sqaure
How do you prevent mud balls? - Answer-Backwashing
What is the concept behind Adsorption ? - Answer-Carbon
sticks to carbon
Whats a benefit of using ion exchange resin ? - Answer-
They can regenerate
What are the basic constituents of wastewater - Answer-
organic matter, microorganism, inorganic compounds ?
What is...
WAS
RAS
why are they important - Answer-WAS = Waste Activated
Sludge
-Prevents overpopulation
