2025 Lab Safety Quiz

 Horseplay or practical jokes in the laboratory are 

• okay if you are working alone
• not dangerous
• okay
• always against the rules

Chipped or cracked glassware is okay to use.

• True
• False

When you finish working with chemicals, biological specimens, and other lab substances, always 

• wipe your hands on your clothes
• wipe your hands on a towel
• wash your hands thoroughly with soap and water
• treat your hands with skin lotion

Goggles are required ________________

• to look cool.

• For practicals with heating of chemicals

• For students who do not wear any spectacles.

• For all experiments.

You are heating a substance in a test tube. Always point the open end of the test tube ________.

• Toward yourself.

• Toward your lab partner.

• Toward another classmate.

• Away from all people.

 If you do not understand a direction or part of a lab procedure, you should 

• skip it and go on to the next part.
• ask your teacher before proceeding

• try several methods until something works
• figure it out as you do the lab

You have been injured in the laboratory (cut, burn, etc.). First you should

• apply first aid yourself
• tell your teacher at once

• see a doctor after school
• visit the school nurse after class

Keeping your work area neat and clean is important because:

• My teacher is a neat-freak
• I won't lose my supplies in the clutter.
• It keeps the room from looking messy.
• It helps prevent accidents.

After completing an experiment, all wastes should be

• taken home

• tossed in the trash can

• disposed of according to your teacher's directions

• left out for someone else to clean

Click on the picture to zoom in: Imagine you are in a chemistry lab. You see a group of students performing experiments. Which student is following all lab safety rules?

• H

• A

• E

• G

• F