Water treatment operator - Study guides, Class notes & Summaries

Wastewater Treatment Operator Certification Test #1 Questions with 100% Correct Answers | Latest Version (2024/2025) Expert Verified | Ace the Test

What is the methane content in a properly operation anaerobic digester? A) 30 to 35% by volume B) 1 to 2% by volume C) 65 to 70% by volume D) 15 to 20% by volume C) 65 to 70% by volume (v.2 pg 158) What will the addition of chlorine gas do to the pH of wastewater? A) Moderately increase pH B) pH will not be affected C) Significantly increase the pH D) Decrease the pH D) Decrease the pH (v.1 pg 349-350)

Wastewater Treatment Operator Certification Test #2 Questions With Complete Solutions!!

WASTEWATER TREATMENT OPERATOR CERTIFICATION EXAM ALL QUESTIONS AND WELL ELABORATED ANSWERS TOP RATED VERSION FOR ALREADY A GRADED WITH EXPERT FEEDBACK|NEW|REVISED

Wastewater Treatment Operator Certification Test #4 Questions and Answers 100% VerifiedWastewater Treatment Operator Certification Test #4 Questions and Answers 100% VerifiedWastewater Treatment Operator Certification Test #4 Questions and Answers 100% VerifiedWastewater Treatment Operator Certification Test #4 Questions and Answers 100% Verified 1 mg/l is the same as 1 part per billion (ppb) True or False - ANSWER-False (v.1 pg 468) A SCADA system is capable of monitoring and controlling...

What is the typical BOD removal efficiency in a primary clarifier? A) 10 to 15% B) 40 to 60% C) 20 to 50% D) 95 to 99% C) 20 to 50% (v.1 pg 129) What does the "F" in F/M ratio represent? A) The microorganism population in the aeration tank B) The amount of filamentous bacteria in the activated sludge process C) The MLVSS in the aeration tank D) The food for the microorganisms flowing into the aeration tank, in lbs/day D) The food for the microorganisms flowing into the aeration tank,...

Wastewater Treatment Operator Certification Test 2 final study guide 2024/2025 What is the typical BOD removal efficiency in a primary clarifier? A) 10 to 15% B) 40 to 60% C) 20 to 50% D) 95 to 99% - CORRECT ANSWER-C) 20 to 50% (v.1 pg 129) What does the "F" in F/M ratio represent? A) The microorganism population in the aeration tank B) The amount of filamentous bacteria in the activated sludge process C) The MLVSS in the aeration tank D) The food for the microorganisms flowing i...

What is the typical BOD removal efficiency in a primary clarifier? A) 10 to 15% B) 40 to 60% C) 20 to 50% D) 95 to 99% CORRECT ANSWER C) 20 to 50% (v.1 pg 129) What does the "F" in F/M ratio represent? A) The microorganism population in the aeration tank B) The amount of filamentous bacteria in the activated sludge process C) The MLVSS in the aeration tank D) The food for the microorganisms flowing into the aeration tank, in lbs/day CORRECT ANSWER D) The food for the microorgani...

Wastewater Treatment Operator Certification Test #1 Questions With 100% Verified Answers What is the methane content in a properly operation anaerobic digester? A) 30 to 35% by volume B) 1 to 2% by volume C) 65 to 70% by volume D) 15 to 20% by volume - answerC) 65 to 70% by volume (v.2 pg 158) What will the addition of chlorine gas do to the pH of wastewater? A) Moderately increase pH B) pH will not be affected C) Significantly increase the pH D) Decrease the pH - answerD) Decrease t...

GA Pest Employee Registration Exam Questions and Answers Fifra -Correct Answer-labeling Food quality protection act -Correct Answer-regulate pesticides through estab of tolerance levels for drinking water, residential, and dietary exposure Who registers all pesticides in GA -Correct Answer-EPA and Dept of Ag General Use Pesticide -Correct Answer-less likely to harm environ Restricted Use Pesticide -Correct Answer-only certified operator or someone under their supervision may apply Viola...