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Wastewater Operator certification Study Guide-Grade 2 (Questions & Answers) Solved 100% Correct!!
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Wastewater Operator certification Study Guide-Grade 2 (Questions & Answers) Solved 100% Correct!!
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Name: Score:233 Multiple choice questions
Definition 1 of 233
A manhole is a structure that provides access to a collection system. It is typically a round
opening with an iron lid.
Grit
Storm Sewer
Pothole
Manhole
Term 2 of 233
Sampling log
Rapid increase of clearwater during rainfall.
Volume of sample collected per unit flow.
Record of sample details and conditions.
Allow effluent to flow into the trough.
Definition 3 of 233
Observes microorganisms in activated sludge systems.
Microscope
Microphone
Magnification
Telescope
,Definition 4 of 233
Microorganisms causing diseases in humans.
Bacteria
Toxic Substances
Microorganisms
Pathogenic Organisms
Term 5 of 233
Mixed Media Filters
Suspension of wastewater and microorganisms in aeration.
Filters using various materials for particle removal.
Wastes with pH < 5.0 damaging treatment systems.
Mixed suspension of wastewater, solids, and microorganisms.
Term 6 of 233
Phosphorus in wastewater
Variable waste from food processing operations.
Nutrient contributing to algal blooms in water bodies.
Technique for removing suspended solids in primary treatment.
Sudden waste discharge requiring flow equalization.
,Definition 7 of 233
Method for separating solids from liquids using air.
Dissolved Air Flotation
Dissolved oxygen (DO)
Mainline rehabilitation
Grease Control Program
Definition 8 of 233
Average sample collected over a specified time.
Comments
Composite Sample
Settleometer
Grab Sample
, Term 9 of 233
High Temperature Wastewaters
Used water flowing to treatment plants.
Collects treated water from trickling filters.
Restoring the structural integrity of sewer mains.
Hot waste affecting biological treatment activity.
Term 10 of 233
Flow Rate
Sludge returned to the aeration tank for treatment.
Duration wastewater remains in treatment systems.
Power sources for treatment plants during outages.
Speed of wastewater through treatment plant; affects treatment.
Definition 11 of 233
Variable waste from food processing operations.
Microscope
Food industry wastewater
Wastewater treatment plant
Brewery wastewater
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