Education > EXAM > Wastewater Treatment Operator Certification Test #4| 80 questions| with complete solutions (All)

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Wastewater Treatment Operator Certification Test #4| 80 questions| with complete solutions

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1 mg/l is the same as 1 part per billion (ppb) True or False Correct Answer: False (v.1 pg 468) A SCADA system is capable of monitoring and controlling equipment from a remote location True... or False Correct Answer: True (v.2 pg 627) A Discharge Monitoring Report is typically submitted to the regulatory agency on a daily basis True or False Correct Answer: False A mechanical seal is used to prevent leaks between the pump casing and shaft. True or False Correct Answer: True (v.2 pg 356) Alkalinity is the capacity of a liquid to neutralize a base. True or False Correct Answer: False (v.2 pg 813) Typical mixed liquor suspended solids concentration is 1,000 to 4,500 mg/l. True or False Correct Answer: True (v.2 pg 54) Turbidity is caused by suspended matters. True or False Correct Answer: True (v.2 pg 606) Algae is not essential to the successful operation of both aerobic and facultative ponds. True or False Correct Answer: False (v.1 pg 299) The addition of acid and CO2 will lower the pH of wastewater. True or False Correct Answer: True (v.1 pg 299) Hydrogen sulfide will deteriorate concrete structures. True or False Correct Answer: True (v.1 pg 20) The higher the pH, the better the disinfection Correct Answer: False (v.1 pg 352) Maintain a dissolved oxy [Show More]

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