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Ontario Class 1 · Wastewater Treatment
Class 1 Wastewater Practice Quiz
500 questions · Ontario Class 1 Wastewater Treatment
📖 Study Notes
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All Modules
Wastewater Characteristics & Preliminary Treatment
Primary Treatment
Secondary Treatment
Biological Nutrient Removal
Tertiary Treatment & Filtration
Disinfection
Solids Handling & Biosolids
Regulations, Safety & Operations
Wastewater Collection
🧮 Calc Only
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Standard
Full question bank, randomised
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Quick 10
10 Qs
10 questions, fast session
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Quiz Settings
📚 Secondary Treatment
medium
Q1
What happens to effluent quality when the secondary clarifier is hydraulically overloaded?
A.
Sludge blanket rises and solids are lost in the effluent
B.
BOD and TSS removal improves
C.
Nitrification increases
D.
DO in the effluent increases
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