Water Purification Process Quiz! Trivia
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Are you familiar with the water purification process and can pass this quiz? Water purification removes dangerous chemicals, biological containments, suspended solids, and gases from water. The ambition is to produce water that is safe for humans and animals. The water is made to be suitable for specific purposes. Take this quiz and see what you believe you know about the water purification process.
- 1.Which of the following is a system used to treat the final rinse water used for cleaning?
- A.
Water conductivity
- B.
Sanitization
- C.
Deionization
- D.
Sterilization
- 2.Bluish or rainbow type stains are caused by _______ in water.
- A.
Chloride and solids
- B.
Iron and silicates
- C.
Calcium
- D.
Fluoride
- 3.The ideal level of silicates in water used for cleaning is _____ ppm or less.
- A.
200
- B.
150
- C.
100
- D.
50
- 4.Purified water should have a ph of _____
- A.
4.5-5.5
- B.
5.5-6.5
- C.
6.5-7.5
- D.
7.5-8.5
- 5.Tap water should ideally have a chloride concentration of ______ ppm or less.
- A.
200
- B.
150
- C.
100
- D.
50
- 6.Water purification usually involves the use of a_____________
- A.
Pre-filter
- B.
Post-filter
- C.
Pre-filter or post-filter
- D.
Pre-filter and post-filter
- 7.Water that is turbid is__________
- A.
Hot
- B.
Tepid
- C.
Clear
- D.
Cloudy
- 8.Water softeners are used to remove____ in the water.
- A.
Iron and pyrogens
- B.
Silicates and pyrogens
- C.
Chloride and iron
- D.
Calcium and magnesium
- 9.Deionized water is used for
- A.
Sterile irrigation
- B.
Heating/cooling therapy units
- C.
Injection
- D.
Steam sterilizers
- 10.Which of the following can be removed from the water when a reverse osmosis process is used?
- A.
Bacteria
- B.
Pyrogens
- C.
Endotoxins
- D.
All of the above
- 11.Multi-enzymatic cleaning products containing lipase are useful for cleaning________
- A.
Protein soils
- B.
Starches
- C.
Fats
- D.
Sugars
- 12.Which of the following kills microorganisms?
- A.
Soaps
- B.
Detergents
- C.
Germicidal detergents
- D.
Enzyme presoaks
- 13.The process or pre-cleaning should begin
- A.
As soon as devices reach the central service area
- B.
Immediately after the completion of an invasive procedure
- C.
Immediately after instruments are inspected
- D.
Before items are sorted
- 14.The main purpose of manual cleaners is to
- A.
Kill microorganisms
- B.
Removing soil
- C.
Reduce cleaning costs
- D.
Provide back ups if automated equipment is not working
- 15.Which of the following techniques for brushing instruments should be used?
- A.
Brushing should be done under water
- B.
Brushing should be done above water
- C.
Brushing should be done against the grain of the device
- D.
Brushes made of wire are the best because of their exceptional cleaning ability
Questions: 10 | Attempts: 61365 | Last updated: Jun 1, 2020
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