WorksheetsLab safety and Lab equipment
Total questions: 15
Worksheet time: 45mins
What should you consider about all chemicals in the lab?
All chemicals in the lab are to be considered dangerous.
Only some chemicals are dangerous.
All chemicals are safe if handled properly.
Chemicals are only dangerous when mixed with others.
How should you dispose of chemical wastes after an experiment?
Dispose of according to your instructor's directions.
Pour it down the sink with water.
Throw it in the regular trash.
Leave it on the lab bench for the next class.
What is the importance of reading labels on chemical containers?
To understand the hazards and proper handling instructions for the chemicals.
To determine the price of the chemicals.
To identify the manufacturer of the chemicals.
To check the expiration date of the chemicals.
What is the correct way to smell a chemical in the lab?
Waft the smell towards your nose using your hand.
Directly inhale the chemical from the container.
Use a straw to suck the air from the container.
Smell the chemical from a distance without wafting.
Is it acceptable to eat in the lab if you clean up afterward?
Yes, it is acceptable as long as you clean up afterward.
No, eating in the lab is not allowed.
Only if you are working on a project.
Yes, but only during breaks.
What is the role of personal protective equipment (PPE) in the lab?
To enhance the aesthetic appeal of the lab.
To protect individuals from exposure to hazardous materials.
To improve the efficiency of lab equipment.
To provide comfort during long lab hours.
What should you do if a harmful chemical splashes in your eyes or on your skin?
Flush with water at the eyewash station or in the lab shower and tell the teacher.
Rub your eyes and skin vigorously to remove the chemical.
Ignore it and continue working until the end of the experiment.
Cover the affected area with a bandage and wait for assistance.
What is the purpose of a fire extinguisher in the lab?
To put out small fires and ensure safety in case of an emergency.
To provide light during power outages.
To store chemicals safely.
To ventilate the lab environment.
What should you do if you spill a chemical on the lab bench?
Ignore it and continue working.
Notify the teacher and follow the proper cleanup procedures.
Wipe it up with a paper towel immediately.
Pour water on it to dilute the chemical.
What should you do with leftover chemicals after an experiment?
Dispose of them according to your instructor's directions.
Pour them down the sink immediately.
Store them in a random cabinet.
Leave them on the lab bench for the next class.
What is the function of a fume hood?
To ventilate harmful vapors and protect users from inhaling toxic substances.
To provide a workspace for chemical reactions without any safety measures.
To store chemicals safely without any ventilation.
To enhance the aesthetic appeal of a laboratory.
What is the first action to take if you are injured in the lab by a cut or burn?
Tell the science teacher at once.
Apply a bandage to the injury.
Wash the injury with soap and water.
Ignore it and continue working.
What should you do if you break glassware in the lab?
Ignore it and continue working.
Notify the teacher immediately and follow their instructions for cleanup.
Try to clean it up yourself without telling anyone.
Leave the lab and report it later.
What is the purpose of wearing safety goggles in the lab?
To enhance vision in low light conditions.
To protect your eyes from harmful chemicals and debris.
To improve focus during experiments.
To prevent eye strain from computer screens.
Why is it important to tie back long hair in the lab?
To prevent it from catching fire or getting caught in equipment.
To keep it clean and free from chemicals.
To maintain a professional appearance.
To avoid distractions while working.
