6 questions Intermediate

ECADEMY test

Water Disinfection

This course test contains 6 questions and can be retaken at any time.

You must answer all questions correctly to pass the test and complete the course.

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Question 1 of 6 Intermediate

1 Which living organisms in water can Chlorine dioxide kill, besides Legionella pneumophila?

Question 2 of 6 Intermediate

2 Where does the bacteria Legionella pneumophila live and breed?

Question 3 of 6 Intermediate

3 Which method is the most efficient for water disinfection?

Question 4 of 6 Intermediate

4 In which applications are the following four areas important to focus on to avoid legionella bacteria:

Question 6 of 6 Intermediate

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Correct
Q: Which living organisms in water can Chlorine dioxide kill, besides Legionella pneumophila?
A: Fungi, viruses and algae
Correct
Q: Where does the bacteria Legionella pneumophila live and breed?
A: In stagnant warm water
Correct
Q: Which method is the most efficient for water disinfection?
A: Chlorine dioxide
Correct
Q: In which applications are the following four areas important to focus on to avoid legionella bacteria:
A: Drinking water systems
Correct
Q: What is legionnaire’s disease caused by?
A: Inhalation of the bacteria Legionella pneumophila
Correct
Q: Where is Chlorine dioxide injected into the water system?
A: Where the municipal water main enters the building