#1
Which of the following is NOT a recommended attire for a laboratory?
Loose clothing
Closed-toe shoes
Shorts
Long hair tied back
#2
What should you do if you spill a chemical on your skin in the laboratory?
Ignore it and continue working
Quickly wipe it off with a paper towel
Wash the affected area with water for at least 15 minutes
Ask a friend to help clean it off
#3
Which of the following is NOT a proper procedure for handling glassware in the laboratory?
Inspect glassware for chips or cracks before use
Handle broken glass with your bare hands
Dispose of broken glass in designated containers
Use appropriate gloves and eye protection when handling glassware
#4
What is the correct procedure for smelling a chemical in the laboratory?
Sniff directly from the container
Waft the vapors towards your nose using your hand
Inhale deeply to get a better sense of the odor
Ignore the odor as it may be harmful
#5
What should you do if a fire breaks out in the laboratory?
Run out of the lab immediately without alerting anyone
Use the nearest fire extinguisher to put out the fire
Pour water over the fire to extinguish it
Hide under the lab bench until the fire goes out
#6
Which of the following is a proper way to carry out an experiment involving flames?
Wear gloves
Keep flammable materials away from flames
Pour water on the fire to extinguish it
Leave the flames unattended
#7
What should be done before using a piece of equipment in the laboratory for the first time?
Read the equipment manual
Ask the instructor for guidance
Experiment with it to learn its functions
None of the above
#8
What should you do if you accidentally ingest a chemical in the laboratory?
Induce vomiting immediately
Drink water to dilute the chemical
Seek medical attention and bring the chemical container
Continue working and ignore it
#9
What does the acronym PPE stand for in laboratory safety?
Personal Protection Equipment
Precautionary Process Equipment
Proper Procedure Evaluation
Protective Product Examination
#10
What should you do if you accidentally spill a small amount of acid on the lab bench?
Leave it and notify the instructor
Clean it up immediately with water and paper towels
Ignore it and continue with your experiment
Pour more acid to neutralize the spill
#11
What does MSDS stand for in laboratory safety?
Material Safety and Data Sheet
Manufacturing Safety Data System
Material Science Data Sheet
Manual for Safe Laboratory Disposal
#12
Which of the following is a proper way to dispose of chemical waste in the laboratory?
Pour it down the sink with plenty of water
Dispose of it in designated waste containers according to instructions
Leave it on the lab bench for the next user
Throw it in the regular trash bin
#13
Which of the following is NOT a reason for wearing safety goggles in the laboratory?
To protect against chemical splashes
To improve vision
To prevent eye injuries from flying debris
To shield eyes from harmful radiation
#14
Which of the following is NOT a recommended practice for proper storage of chemicals in the laboratory?
Label all chemical containers with their contents and hazards
Store chemicals alphabetically
Keep incompatible chemicals separate
Store chemicals in unlabeled containers
#15
Which of the following is NOT a recommended practice when using a Bunsen burner?
Wear gloves
Keep flammable materials away from the flame
Never leave the flame unattended
Use the burner to warm your hands