Lab Safety Quiz

The laboratory is a setting where accidents are more likely to occur. Therefore, when conducting any experiment, it’s crucial to adhere to specific rules to ensure the safety of everyone in the laboratory.

But how well do you understand the basic laboratory safety rules for students?

Let’s test your knowledge! You can also challenge others on this lab safety quiz to see who knows more.

Have fun while learning this interesting chemistry concept. Do not forget to share.

Should you encounter any confusion with a particular question or answer, don’t hesitate to brush up on your knowledge by revisiting this post:

Basic Chemistry Laboratory Safety Rules for Students

Lab Safety Quiz

1 / 25

Which of the following will not be permitted in the laboratory?

Long, loose hair

Baggy clothing

Dangling jewelry

Sandals

All of the above

2 / 25

What should you do before starting any laboratory experiment?

Wear closed-toe shoes.

Carefully review all instructions.

Label all chemicals used.

Ensure that all laboratory windows are open.

3 / 25

Why should you conduct experiments involving poisonous gases in fume cupboards or outdoors?

To reduce the risk of fire.

To clearly observe the gases.

To avoid contamination of reagents.

To prevent exposure to harmful gases.

4 / 25

What should you do if any accidents occur in the laboratory?

Immediately report them to your teacher or lab technician.

Dispose of any broken glass pieces appropriately.

Extinguish unused flames.

Ask your colleague to help you clear the mess.

5 / 25

What should you do if any spills occur on the bench?

Pour water directly onto the spills and give them some time to evaporate.

Thoroughly wipe them with a wet cloth, taking care not to touch the spill directly.

Ignore the spills as the lab technician will take of them at the end of the lab session

Use your hands to clean up the spills.

6 / 25

Which of the following should not be a part of the check-out at the end of the lab?

Turn off the water.

Cool, clean, and neatly arrange all equipment.

Turn off the gas valves.

Rip off your goggles and stuff them into the cabinet.

7 / 25

Before conducting an experiment in the lab, it is essential to:

Read the procedure and potential hazards carefully

Check your phone for messages

Work without supervision

Wear your lab coat inside out for good luck

8 / 25

In the event a chemical spill (such as an acid or base gets into your eyes or on your skin), what should you do?

Immediately rinse the affected area in running water for 15 minutes and get a cold shower if needed

Report to Public Safety

Run to get health services

Wait and see if there are serious symptoms

9 / 25

What should you do with broken glass pieces in the laboratory?

Leave them on the floor for the lab technician to clean up.

Throw them into the sink and wash them down with water.

Dispose of them appropriately

Cover them with a piece of cloth.

10 / 25

How should you handle flammable substances in relation to heat sources?

Keep them away from heat sources.

Heat them to a high temperature.

Place them near heat sources.

None of the above.

11 / 25

What type of shoes should you wear in the laboratory?

Open-toe shoes.

Sandals.

Slippers.

Closed-toe shoes.

12 / 25

You are heating a piece of glass and now want to pick it up. You should:

Use a rag or paper towels.

Use tongs.

Pick up the end that looks cooler.

Pour cold water on it.

13 / 25

John enters the lab with his backpack slung over his shoulder. As he engages in conversation with his friend, he turns suddenly, accidentally knocking a container filled with chemicals off the counter. Which lab safety rule did John break?

Wearing protective gloves

Using safety goggles

Properly labeling chemical containers

Maintaining a clear workspace

14 / 25

If your lab partner and you do not understand a direction or part of a procedure, what should you do?

Experiment so you do not look foolish.

Skip that part of the procedure.

Copy another lab group’s data.

Ask the instructor before proceeding.

15 / 25

Which of the following should you do if there is a fire in the lab?

Attempt to put it out yourself using water or the closest extinguisher

Continue working and ignore the fire if it seems small

Try to move any hazardous chemicals away from the fire

Immediately evacuate the lab and alert others on your way out

16 / 25

Why is it important to maintain a tidy working area in the laboratory?

To boost your overall score for the lab session class.

Maintaining a tidy area is solely for the convenience of others, not for safety reasons.

Tidiness in the laboratory is not important as accidents are bound to happen regardless.

To reduce the risk of accidents and ensure a safe working environment.

17 / 25

What is the correct way to smell a chemical in the lab?

Directly inhale the scent from the container

Use a pipette to extract the odor

Waft the odor towards your nose using your hand

Ignore the odor and continue working

18 / 25

During their lab session, Sam and Emily found themselves with leftover chemical solutions from their experiment. They decided to pour the remaining solutions down the drain so that they could rush to the next class. Which lab safety rule did they break?

Proper disposal of chemical waste

Using gloves when handling chemicals

Wearing safety goggles

Keeping the lab bench clean

19 / 25

If there is a scheduled fire drill in the laboratory, what is the appropriate response that ensures your safety and compliance with established safety protocols.

Run around frantically

Ignore the alarm and continue working

Quickly and calmly exit the lab

Start conducting an experiment to test the fire alarm

20 / 25

If a laboratory experiment remains incomplete, it is advisable to:

Seek guidance from your instructor to address the issue.

Make up results to compensate for the incomplete experiment.

Sneak to the lab and complete the experiment after school hours.

Finish the experiment during lunchtime while having your meal.

21 / 25

What should you do if any chemical comes into contact with your skin or mouth?

Rub the affected area vigorously to remove the chemical.

Immediately rinse it off with plenty of clean, running water.

Apply soap or detergent directly to the affected area

Use a dry cloth to wipe off the chemical instead of rinsing with water.

22 / 25

When tasked with transporting a significant volume of liquid within the laboratory setting, which method is deemed the most suitable to minimize risks and ensure efficiency?

Simply carry the large volume of liquid in your hands, exercising caution to prevent spills

Pour some liquid directly down the laboratory sink drain to dispose of excess volume effectively

Pour the liquid into a smaller container to facilitate easier handling and transportation

Use a sturdy cart or trolley equipped with secure holding mechanisms for safe movement

23 / 25

How should you handle substances in open test tubes when heating to prevent accidents?

Keep the open end tilted at an angle.

Hold the non-cold parts with your hands

Ensure the open end does not face you or others nearby.

Shake the test tube vigorously.

24 / 25

Why should you avoid looking directly into reaction vessels during reactions?

To prevent parallax errors in observations.

To prevent chemicals from spurting into your eyes.

To minimize reflections which can cause errors.

To avoid observing unnecessary reactions.

25 / 25

Suppose you encounter an unmarked container containing a chemical substance during your lab activities. What should be your immediate course of action to ensure safety and proper handling of the situation.

Taste it to identify it

Ignore it and continue with your experiment

Dispose of it in the regular trash

Notify your teacher or lab supervisor