Coliform Study guides, Class notes & Summaries
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REHS Exam Questions and Answers 100% Correct
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REHS Exam Questions and Answers 100% CorrectREHS Exam Questions and Answers 100% CorrectREHS Exam Questions and Answers 100% CorrectREHS Exam Questions and Answers 100% Correct 
Which of the following organisms are most resistant to unfavorable environmental conditions and indicate past of possibly intermittent pollution? 
 
a. fecal streptococci 
b. eschericha coli 
c. aerobacter aerogenes 
d. clostridium sporulates - ANSWER-clostridium sporulates 
 
The presence of which of the following is mo...
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REHS Exam| 361 Questions| Wityh Complete Solutions
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Which of the following organisms are most resistant to unfavorable environmental conditions and indicate past of possibly intermittent pollution? 
 
a. fecal streptococci 
b. eschericha coli 
c. aerobacter aerogenes 
d. clostridium sporulates correct answer: clostridium sporulates 
 
The presence of which of the following is most easily identified by laboratory analysis in water contaminated by feces? 
 
a. shigella dysenteriae 
b. coliform 
c. entamoeba histolytica 
d. salmonella typhosa corre...
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REHS Ultimate Exam Study Guide | 360 Questions with 100% Correct Answers | Verified | Latest Update 2024 | 91 Pages
- Exam (elaborations) • 91 pages • 2023
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Which of the following organisms are most resistant to unfavorable environmental conditions and 
indicate past of possibly intermittent pollution? 
a. fecal streptococci 
b. eschericha coli 
c. aerobacter aerogenes 
d. clostridium sporulates - clostridium sporulates 
The presence of which of the following is most easily identified by laboratory analysis in water 
contaminated by feces? 
a. shigella dysenteriae 
b. coliform 
c. entamoeba histolytica 
d. salmonella typhosa - coliform 
Which of the...
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TCEQ Class C Water License Exam: Questions & Answers: Latest Updated A+ Score
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State Agency responsible for enforcing the safe drinking water act in Texas (Ans- Texas Commission on environmental Quality 
 
What minerals can cause water hardness 
(Ans- Calcium and magnesium 
 
A public water system must at all times provide 
 (Ans- Adequate quantity of water, pressure, and disinfection 
 
A source groundwater would be 
 (Ans- aquifer 
 
Fecal coliform organisms sometimes found in water supplies are an indication that 
(Ans- Water supply is contaminated, harmful bacteria m...
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CPH Full Study Guide with Complete Solutions
- Exam (elaborations) • 26 pages • 2023
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CPH Full Study Guide with Complete Solutions 
Select the qualitative method that collects data through a simultaneous conversation with a group of people. 
 informant interviews 
urse analysis 
ys 
 groups - Correct Answer groups 
 
A district health department is trying to decide whether to invest in interpretation services and translated materials to address local language barriers, address needs of limited English proficient (LEP) clients and meet Federal requirements. The Four Factor Analys...
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REHS Exam Q&A 2023
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Which of the following organisms are most resistant to unfavorable environmental conditions and indicate past of possibly intermittent pollution? 
 
a. fecal streptococci 
b. eschericha coli 
c. aerobacter aerogenes 
d. clostridium sporulates - Answer- clostridium sporulates 
 
The presence of which of the following is most easily identified by laboratory analysis in water contaminated by feces? 
 
a. shigella dysenteriae 
b. coliform 
c. entamoeba histolytica 
d. salmonella typhosa - Answer- co...
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Water distribution practice test D1 /D2 trail actual guide questions and answers 2023 latest update
- Exam (elaborations) • 4 pages • 2023
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Water distribution practice test D1 /D2 trail actual guide questions and answers 2023 latest update 
 
The only absolutely reliable method of backflow prevention is the use of 
 
The bubbles formed in a positive multiple tube fermentation test are 
 
The maximum rate of withdrawal of gas from a 150lb chlorine cylinder in 24-hours is 
 
If you encounter a liquid chlorine leak in a one tone container, what action should you take first, to reduce the severity of the leak? 
 
The most commonly us...
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REHS Exam Questions &Answers 100% Correct(RATED A+)
- Exam (elaborations) • 23 pages • 2023
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The presence of which of the following is most easily identified by laboratory analysis in water contaminated by feces? 
 
a. shigella dysenteriae 
b. coliform 
c. entamoeba histolytica 
d. salmonella typhosa - ANSWER-coliform
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Wastewater Lab Analyst Exam Test Questions And Revised Correct Answers
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Wastewater Lab Analyst 
Exam Test Questions And Revised 
Correct Answers 
You have 0.01 mg of Manganese in 200 mL. How 
much do you have in 1L? - ANSWER : 0.05 mg 
In chemistry, what does the word Normality mean? - 
ANSWER : gram equivalent weights of reagent 
chemical per liter of solution 
The conductivity of de-ionized water should have 
how many microhmos/cm? - ANSWER : less 
than 0.2 
Results of batci test are expressed as what? - 
ANSWER : coliforms per 100 mL 
How to report TN...
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Minnesota Class D Water Exam | 100% Correct Answers | Verified | Latest 2024 Version
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According to the Safe Drinking Water Act the basic definition of a public water supply system is any 
water system that supplies water for human consumption that serves: - 15 service connection or 
over 25 persons for over 60 days a year 
What federal law regulates public water supplies? - Safe Drinking Water Act 
What cause water to move through pores in soil and rocks ? - Gravity 
What are disease producing bacteria called? - Pathogenic 
A presence/absence coliform test utilizes - color change...
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