Wastewater exam class c Study guides, Class notes & Summaries
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TEXAS WASTEWATER CLASS C NEWEST 2024-2025 ACTUAL EXAM COMPLETE 300 QESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
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TEXAS WASTEWATER CLASS C NEWEST 
ACTUAL EXAM COMPLETE 300 QESTIONS AND 
CORRECT DETAILED ANSWERS (VERIFIED 
ANSWERS) |ALREADY GRADED A+
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WasteWater Class C Exam – Questions/Answers
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WasteWater Class C Exam – Questions/Answers
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Class C Wastewater Exam Questions and Answers 2024/2025 (Graded A+)
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Class C Wastewater Exam Questions and Answers 2024/2025 (Graded A+) A complete mix activated sludge plant has a fast settling sludge and high amounts of 
pin floc leaving the clarifier. One way to correct this problem is to : 
A. Increase the RAS Flow 
B. Reduce Wasting Rates 
C. Increase dissolved oxygen levels. 
D. Increase the F/M ratio by wasting more 
E. Increase the sludge age by wasting less. - ANSWER-D. Increase the F/M Ratio by 
Wasting More 
Which of the following flow rates should be ...
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WasteWater Operator class C exam practice review
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When Chlorine is combined with water what type of pipe should be used? 
 
A. Ductile iron 
B. Asbestos concrete 
C. PVC 
D. Carbon Steel - Answer- C. PVC 
 
A good settling sludge would consist of what type of protozoa? 
 
A. Rotifers and nematodes 
B. Amoebas and Flagellates 
C. Stalked ciliates and mastagoria 
D. Free swimmers and stalk ciliates - Answer- D. Free swimmers and stalk ciliates 
 
What is Phenolphylein used for in titration 
 
A. Oxidizer 
B. Indicator 
C. Acid reducer to lower pH...
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WasteWater Operator class C exam practice review Exam Questions and Answers
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WasteWater Operator class C exam practice review Exam Questions and Answers
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WasteWater Operator class C exam practice review questions with answers
- Exam (elaborations) • 20 pages • 2024
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WasteWater Operator class C exam practice review questions with answers 
 
When Chlorine is combined with water what type of pipe should be used? 
 
A. Ductile iron 
B. Asbestos concrete 
C. PVC 
D. Carbon Steel - ANS C. PVC 
 
A good settling sludge would consist of what type of protozoa? 
 
A. Rotifers and nematodes 
B. Amoebas and Flagellates 
C. Stalked ciliates and mastagoria 
D. Free swimmers and stalk ciliates - ANS D. Free swimmers and stalk ciliates 
 
What is Phenolphylein use...
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TX Class C Wastewater Treatment License Exam Test Questions With Revised Correct Answers
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TX Class C Wastewater Treatment 
License 
Exam Test Questions With Revised 
Correct Answers 
Preliminary Treatment - ANSWER : the 1st stage of 
sewage treatment where large debris, such as sticks, grit, 
and rags pas through a screen followed by a grit chamber, 
where the flow of water is slowed enough to allow for 
sedimentation. 
What stage of treatment is grit removal usually 
accomplished in? - ANSWER : preliminary treatment 
Rotating Biological Contactor - ANSWER : a type of 
biolog...
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Wastewater Exam Class C: Wastewater Exam Class C Exam Study Guide: Latest Updated
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Wastewater Exam Class C: Wastewater Exam Class C Exam Study Guide: Latest Updated
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Class C Wastewater Exam Questions and Answers 2024/2025 (Graded A+)
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Class C Wastewater Exam Questions and Answers 2024/2025 (Graded A+) The Activated Sludge Process: 
A. requires preaeration 
B. requires Activated Carbon 
C. is an aerobic biological process. 
D. Usually precedes primary sedimentation. 
E. Requires 50% by volume old sludge to work effectively. - ANSWER-C. Is an Aerobic 
biological process 
A complete mix activated sludge plant has a fast settling sludge and high amounts of 
pin floc leaving the clarifier. One way to correct this problem is to : 
...
-
Class C Wastewater Exam Questions and Answers Latest 2024/2025 (Graded A+)
- Exam (elaborations) • 10 pages • 2024
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- $12.49
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Class C Wastewater Exam Questions and Answers Latest 2024/2025 (Graded A+) A complete mix activated sludge plant has a fast settling sludge and high amounts of 
pin floc leaving the clarifier. One way to correct this problem is to : 
A. Increase the RAS Flow 
B. Reduce Wasting Rates 
C. Increase dissolved oxygen levels. 
D. Increase the F/M ratio by wasting more 
E. Increase the sludge age by wasting less. - ANSWER-D. Increase the F/M Ratio by 
Wasting More 
Which of the following flow rates sho...
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