#1
What is the primary purpose of a fume hood in a laboratory?
To store chemicals safely
To provide a workspace for experiments
To contain and exhaust harmful fumes
To sterilize equipment
#2
Which of the following types of fire extinguishers is suitable for use on electrical fires?
Class A
Class B
Class C
Class D
#3
What is the purpose of an autoclave in a laboratory?
To sterilize equipment and materials using high-pressure steam
To measure the concentration of gases in the atmosphere
To regulate temperature and humidity levels in the lab environment
To analyze chemical compositions of samples
#4
What should you do if you accidentally spill a chemical on your skin in the laboratory?
Ignore it and continue working
Wipe it off with a paper towel
Rinse the affected area with water for at least 15 minutes
Apply a chemical neutralizer directly to the spill
#5
What is the purpose of a fume cupboard in a laboratory?
To store chemicals safely
To provide a workspace for experiments
To contain and exhaust harmful fumes
To sterilize equipment
#6
What does MSDS stand for in laboratory safety?
Material Safety Data Sheet
Microbiology Safety and Data Sheet
Multi-Systemic Danger Sheet
Medical Safety Data System
#7
In a laboratory setting, what does the acronym PPE typically refer to?
Personal Protective Equipment
Preventive Procedure Equipment
Professional Practice Essentials
Physical Protection Elements
#8
What does the acronym NFPA 704, commonly seen as a diamond-shaped label, indicate in laboratory safety?
Health hazards
Fire hazards
Chemical reactivity
Specific hazards (such as water reactivity)
#9
What is the purpose of an eyewash station in a laboratory?
To rinse chemicals off hands
To wash laboratory glassware
To clean work surfaces
To flush the eyes in case of chemical exposure
#10
What does SOP stand for in laboratory safety?
Safety Observation Procedure
Standard Operating Procedure
Scientific Operations Protocol
Safety Oversight Policy
#11
Which of the following is NOT an appropriate action in case of a chemical spill in the laboratory?
Immediately wash the spilled chemicals down the drain with water
Alert nearby colleagues and evacuate the area if necessary
Follow the specific spill cleanup procedures outlined in the laboratory safety manual
Use appropriate personal protective equipment (PPE) during cleanup
#12
Which of the following is NOT a recommended practice when handling laboratory glassware?
Inspect glassware for damage before use
Wear gloves when handling glassware
Use appropriate tools (e.g., tongs) to handle hot glassware
Hold glassware by the neck or base when transporting
#13
What is the primary purpose of an emergency shower in a laboratory?
To wash laboratory glassware
To rinse chemicals off hands
To douse a person in case of chemical exposure
To provide drinking water in case of an emergency
#14
What is the primary purpose of a spill kit in a laboratory?
To clean laboratory glassware
To absorb and contain chemical spills
To provide emergency lighting during power outages
To store personal protective equipment