Practice : Lab Safety Quiz

Which of the following is the correct procedure for handling broken glass in the lab?

• Pick it up with your hands immediately

• Use a broom and dustpan to clean it up, then dispose of it in a designated glass disposal container

• Ignore it until the end of the lab period

• Sweep it under the nearest table to avoid accidents

What should you do if you get a chemical in your eyes?

• Rub your eyes vigorously

• Immediately flush your eyes with water at the eyewash station for at least 15 minutes

• Wipe your eyes with a tissue

• Close your eyes tightly and wait for the pain to subside

Before starting an experiment, what is the most important thing you should do?

• Read and understand all the instructions and safety procedures

• Gather all the necessary chemicals and equipment

• Find a lab partner

• Put on gloves and a lab coat

It is safe to use laboratory equipment that is slightly damaged or cracked as long as it still functions.

You should report any accident or spill to the teacher, no matter how minor it seems.

• True

• False

The emergency shut-off button in the lab is used to stop ____________ in case of an emergency.

• water flow

• gas flow

• electricity

• chemical reactions

When heating a test tube, always point the open end ____________ from yourself and others.

• towards

• away

• upwards

• downwards

Why is it important to avoid wearing contact lenses during lab work, even if you're wearing safety goggles?

• They can melt and cause eye damage.

• They can enhance vision too much.

• They can fall out easily.

• They can change color.

Describe the procedure for using a fire extinguisher, including what the acronym "PASS" stands for.

• Pull, Aim, Squeeze, Sweep

• Push, Aim, Squeeze, Sweep

• Pull, Adjust, Squeeze, Sweep

• Push, Adjust, Squeeze, Sweep

Match the following safety equipment with its primary use: Fire Blanket

• Used to rinse chemicals off the body in case of a large spill

• Designed to contain hazardous fumes and vapors during experiments

• Used to extinguish small fires on a person's clothing or hair

• Used to flush chemicals from the eyes in case of accidental exposure