hc quiz – Top Manufacturer of Advanced UV Disinfection Products

1. DNA and RNA of microorganisms exhibit peak absorptions at which wavelengths?

200-220 nm

220-240 nm

250-270 nm

Above 300 nm

Question 1 of 10

2. How does UV-C inactivate microorganisms?

The Heat from the UV-C melts the Cell Walls of the Microorganism

UV-C Destroys the Backbone of the DNA Molecules of the Microorganisms

UV-C Disrupts the DNA Sequence

All of the above

Question 2 of 10

3. UV-C devices are safe for use in occupied spaces.

True

False

Question 3 of 10

4. Portable UV-C devices are typically used in hospitals to treat surfaces and objects to achieve high levels of:

Disinfection

Sterilization

Question 4 of 10

5. Low pressure mercury lamps which emit wavelengths at 253.7 nm can produce harmful ozone.

True

False

Question 5 of 10

6. Effectiveness of UV-C depends on which of the following factors?

Type of Microorganism

Intensity of UV Light

UV Treatment Time

Distance of Object from UV Lights

All of the Above

Question 6 of 10

7. UV-C susceptibility is the same for all microorganisms?

True

False

Question 7 of 10

8. A single placement of a UV device can disinfect all areas of a room as effectively as multiple placements in a room.

True

False

Question 8 of 10

9. The use of UV-C disinfection devices can be used to replace traditional methods of cleaning a room with chemical disinfectants.

True

False

Question 9 of 10

10. UV-C can cause severe degradation to most materials by penetrating deep into the body of the material.

True

False

Question 10 of 10

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