Laboratory Science Lab Safety and Equipment 3

Question 1

What color coding is used for biohazardous waste bags in US laboratories?

Accepted Answer

Red or orange

Answer

Yellow

Answer

Blue

Answer

Green

Question 2

Which agency regulates the transport of infectious substances in the United States?

Accepted Answer

DOT (Department of Transportation)

Answer

EPA only

Answer

OSHA only

Answer

FDA only

Question 3

What is the purpose of a biological safety cabinet (BSC) Class II Type A2?

Accepted Answer

Protection of both the worker and the sample from contamination

Answer

Chemical fume exhaust only

Answer

Storing hazardous chemicals

Answer

High-temperature sterilization

Question 4

How often should laboratory safety eyewash stations be flushed and inspected?

Accepted Answer

Weekly

Answer

Annually

Answer

Monthly

Answer

Daily

Question 5

Which PPE item is most important for preventing aerosol inhalation during specimen processing?

Accepted Answer

N95 respirator or higher

Answer

Safety glasses

Answer

Nitrile gloves

Answer

Lab coat

Question 6

What does the term 'universal precautions' mean in a laboratory setting?

Accepted Answer

Treat all blood and body fluids as potentially infectious

Answer

Only use precautions with known infectious samples

Answer

Wear a full hazmat suit at all times

Answer

Autoclave every sample before processing