Lab Safety and Equipment Quiz

Why is it important to read the lab instructions thoroughly before starting an experiment?

• To prevent accidents and understand the procedure

• To finish the lab quickly

• To avoid asking questions

• To impress the teacher

What should you do if an emergency occurs in the lab?

• Ignore it if it's minor

• Try to handle it yourself

• Immediately inform the teacher

• Wait until the end of the class

Which safety equipment is essential when working with chemicals or fire?

• Contact lenses

• Reading glasses

• Safety goggles

• Sunglasses

What is the best way to prevent a fire in the lab?

• Leave the flame unattended

• Use a lot of paper near the flame

• Wear a scarf while working

• Keep hair and loose clothing away from flames

How should you handle a chemical spill in the lab?

• Wipe it up with a paper towel

• Ignore it

• Inform the teacher and follow proper cleanup procedures

• Pour water over it

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

• Use the eyewash station for 15 minutes

• Wait for it to evaporate

• Rub your eyes

• Close your eyes tightly

Why is it important to wear closed-toed shoes and long pants in the lab?

• To look fashionable

• To avoid slipping

• To protect against spills and broken glass

• To keep warm

What is a mortar and pestle used for in the lab?

• Mixing chemicals

• Grinding solids into a powder

• Measuring volume

• Heating liquids

Which equipment is best for precise volume measurements?

• Beaker

• Graduated cylinder

• Erlenmeyer flask

• Test tube

What is the main advantage of using a Bunsen burner over a hot plate?

• It heats things faster

• It is safer

• It requires no setup

• It is easier to use