Septic tank - Study guides, Class notes & Summaries
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REHS: Wastewater Treatment and Disposal Test Questions and Answers, Latest Update 2024/2025 (100% Verified)
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Final disposal of sludge may include all of the following except 
Choose one answer. 
a. composting 
b. sanitary landfill 
c. land application 
d. vegetable garden dumping 
d. vegetable garden dumping 
A watertight tank designed to slow down the movement of raw sewage and wastes 
passing through to the soils is known as a 
Choose one answer. 
a. pit privy 
b. spring house 
c. septic tank 
d. grease trap 
c. septic tank 
Sludge and scum accumulation, and the appearance of particles of solids in t...
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OSSF DR TEST PRACTICE QUESTIONS WITH 100 % CORRECT ANSWERS | VERIFIED
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_______ and ________ soil textural classes are always unsuitable for standard absorptive OSSF - 
Answer-class IA and IV 
List each of the major soil horizons - Answer-surface soil A, surface soil B, and parent material 
_____________ is a term describing the ability of water to migrate through a soil profile under either 
_________ or __________ conditions. - Answer-Hydraulic conductivity, saturated, unsaturated 
Interconnected pores in the soil profile allow ______ and _______ to enter the soil...
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Master Plumber Exam 1 with Correct Answers
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Master Plumber Exam 1 with Correct Answers 
Sewage Ejector - ANS ️️ Type of pump that discharges waste in the sump pit 
and transfers the waste to the house drain. (Max Fajardo) 
503 mm - ANS ️️ Minimum dimension of a septic tank manhole. 
Industrial drain - ANS ️️ drain that discharges objectionable waste such as acids 
and other chemicals from industrial equipment . 
75 mm - ANS ️️ Minimum diameter of pipe of any water closet. 
3 - ANS ️️ Maximum number of water closets abl...
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Wastewater Operator Questions & Answers(RATED A)
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Biochemical Oxygen Demand -ANSWERorganic strength measured by amount of oxygen consumed over time 
 
composite sample -ANSWERsample combined from multiple grab samples 
 
grab sample -ANSWER1 sample representative of current conditions 
 
Dissolved Oxygeb -ANSWERmeasure of the amount of oxygen dissolved in water (mg/l) 
 
effluent -ANSWERtreated water discharged from a treatment plant 
 
eutrophication -ANSWERexcissive growth of plant/algae in receiving waters due to dissolved nutrients and thei...
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REHS/RS Exam Questions With 100% Correct Answers Latest Updated 2024/2025 | Graded | Verified.
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REHS/RS Exam Questions With 100% Correct Answers Latest Updated 2024/2025 | Graded | Verified. How is giardiasis usually transmitted to others? - Correct Answer-person-to-person 
transfer of cysts from the feces of the infected individual 
Which of the following duties of state and local health agencies is intended to ensure 
that the public's health and welfare are protected? - Correct Answer-Regulatory 
responsibilities 
What is a measure of the amount of light scattered by particles suspende...
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REHS/RS Exam Questions With 100% Correct Answers Latest Updated 2024/2025 | Graded | Verified.
- Exam (elaborations) • 28 pages • 2024
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REHS/RS Exam Questions With 100% Correct Answers Latest Updated 2024/2025 | Graded | Verified. What is the most common cause for bacterial meningitis in children under five years of 
age? - Correct Answer-Haemophilus influenza type B 
How is giardiasis usually transmitted to others? - Correct Answer-person-to-person 
transfer of cysts from the feces of the infected individual 
Which of the following duties of state and local health agencies is intended to ensure 
that the public's health and we...
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Wastewater Treatment Operator Certification Test #2 || with 100% Accurate Solutions.
- Exam (elaborations) • 14 pages • 2024
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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 answers 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 answers D) The food for the microorga...
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REHS/RS Questions and Answers 100% Pass
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REHS/RS Questions and Answers 100% Pass What is the slowest pool filter? Cartridge 
You see dumpster overflowing with food, what should you communicate to the owner as the biggest concern? Breeding areas/rodents Flies 
A chef prepares sandwiches with cold cut meats for a catering event, how soon should they be eaten after preparation? 4 hrs (unless mentions staying under 70F after 4 hours then it is 6 hours or mentions something about cooling 6 hrs) 
Stream pollution with nitrogen (goes from NH ...
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Master Plumber Exam 1 Questions and Answers
- Exam (elaborations) • 37 pages • 2024
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Master Plumber Exam 1 Questions and 
Answers 
Sewage Ejector -answerType of pump that discharges waste in the sump pit and transfers 
the waste to the house drain. (Max Fajardo) 
503 mm -answerMinimum dimension of a septic tank manhole. 
Industrial drain -answerdrain that discharges objectionable waste such as acids and other 
chemicals from industrial equipment . 
75 mm -answerMinimum diameter of pipe of any water closet. 
3 -answerMaximum number of water closets able to discharge into a shared...
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Master Plumber Exam 1 Questions and Answers
- Exam (elaborations) • 37 pages • 2024
- Available in package deal
-
- $14.49
- + learn more
Master Plumber Exam 1 Questions and 
Answers 
Sewage Ejector -answerType of pump that discharges waste in the sump pit and transfers 
the waste to the house drain. (Max Fajardo) 
503 mm -answerMinimum dimension of a septic tank manhole. 
Industrial drain -answerdrain that discharges objectionable waste such as acids and other 
chemicals from industrial equipment . 
75 mm -answerMinimum diameter of pipe of any water closet. 
3 -answerMaximum number of water closets able to discharge into a shared...
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