Ultimate Lab Safety Rules Quiz!

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  • 1/30 Questions

    Flammable materials, like alcohol, should never be dispensed or used near

    • An open door
    • An open flame
    • Another student
    • A sink
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About This Quiz

The Ultimate Lab Safety Rules Quiz tests knowledge on handling flammable materials, emergency procedures, and proper disposal of chemicals. It emphasizes safety in science labs, assessing awareness and preparedness for potential hazards, crucial for any lab-related activities.

Ultimate Lab Safety Rules Quiz! - Quiz

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  • 2. 

    If a laboratory fire erupts, immediately:

    • Notify your teacher

    • Run to get the fire extinguisher

    • Throw water on the fire

    • Open a window

    Correct Answer
    A. Notify your teacher
    Explanation
    In the event of a laboratory fire, it is important to immediately notify your teacher. This is because your teacher is responsible for the safety of the students and will have the necessary knowledge and training to handle the situation appropriately. Running to get the fire extinguisher may not be the safest option as it can put you at risk if you are not trained to use it properly. Similarly, throwing water on the fire may not be effective or safe, as it can spread the fire or cause other hazards. Opening a window can help with ventilation, but it should not be the first priority.

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  • 3. 

    Approved eye protection devices (such as googles) are worn in the laboratory.

    • To avoid eye strain

    • To improve your vision

    • Only if you don't have corrective glasses

    • Anytime chemicals, heat, or glassware is used

    Correct Answer
    A. Anytime chemicals, heat, or glassware is used
    Explanation
    Approved eye protection devices such as goggles are worn in the laboratory anytime chemicals, heat, or glassware is used. This is because these activities can pose a risk to the eyes, such as chemical splashes, heat-related injuries, or glassware breaking and causing injury. Wearing eye protection helps to prevent these potential hazards and ensures the safety of the individual in the laboratory.

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  • 4. 

    If you wear contact lenses:

    • Take them out before the start of lab

    • You do not have to wear protective goggles

    • Advise your teacher that you wear contact lenses

    • Keep the information to yourself

    Correct Answer
    A. Advise your teacher that you wear contact lenses
    Explanation
    It is important to advise your teacher that you wear contact lenses because they may have specific protocols or safety measures in place for individuals who wear them. This information will allow the teacher to provide appropriate guidance and ensure your safety during the lab.

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  • 5. 

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

    • Figure it out as you do the lab

    • Try several methods until you find something that works

    • Ask the teacher before proceeding to clarify any directions for you

    • Skip the step and go onto the next part

    Correct Answer
    A. Ask the teacher before proceeding to clarify any directions for you
    Explanation
    In order to ensure a safe and successful lab procedure, it is important to have a clear understanding of the directions. If you do not understand a direction or part of the lab procedure, it is best to ask the teacher for clarification before proceeding. This will help prevent any mistakes or accidents that may occur due to misunderstanding the directions.

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  • 6. 

    After completing an experiment, all chemical wastes should be

    • Disposed of according to your teacher's instructions

    • Left at your lab station for the next class to clean up

    • Dumped in the sink

    • Taken home

    Correct Answer
    A. Disposed of according to your teacher's instructions
    Explanation
    Chemical wastes should be disposed of according to your teacher's instructions because they are potentially hazardous and need to be handled properly. Your teacher will have the knowledge and expertise to guide you on the appropriate methods of disposal, ensuring that it is done safely and in compliance with any regulations. Following your teacher's instructions will help prevent any harm to yourself, others, and the environment.

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  • 7. 

    If a lab experiment is not completed, you should

    • Sneak in after school and work alone

    • Discuss the issue with your teacher and make time to finish it with the teacher in the room

    • Come in during lunch and finish while eating lunch

    • Make up the results for the experiment

    Correct Answer
    A. Discuss the issue with your teacher and make time to finish it with the teacher in the room
    Explanation
    The correct answer is to discuss the issue with your teacher and make time to finish it with the teacher in the room. This is the most appropriate course of action because it allows you to address the incomplete lab experiment in a responsible and ethical manner. By discussing the issue with your teacher, you can explain the reasons for not completing the experiment and seek guidance on how to proceed. Working with the teacher in the room ensures that you can complete the experiment under proper supervision and guidance.

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  • 8. 

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

    • Toward yourself

    • Toward your lab partner

    • Toward another classmate

    • Away from all people

    Correct Answer
    A. Away from all people
    Explanation
    When heating a substance in a test tube, it is important to point the open end of the tube away from all people. This is to ensure the safety of everyone in the vicinity, as heating substances can cause the release of harmful gases or splattering of hot liquids. By pointing the open end away from all people, any potential hazards or accidents are minimized, reducing the risk of injury.

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  • 9. 

    You are heating a piece of glass and now want to pick it up, you should 

    • Use a rag or paper towels

    • Pick up the end that looks cooler (temperature wise)

    • Use tongs

    • Pour cold water on it

    Correct Answer
    A. Use tongs
    Explanation
    Using tongs is the correct answer because they provide a safe way to handle hot objects without directly touching them. Tongs have insulated handles that protect your hands from the heat, allowing you to pick up the piece of glass without risking burns or injury. This is especially important when dealing with hot glass, as it can cause severe burns if handled improperly.

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  • 10. 

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

    • Visit the school nurse after class

    • See a doctor after school

    • Tell your teacher at once

    • Apply first aid yourself

    Correct Answer
    A. Tell your teacher at once
    Explanation
    In case of an injury in the lab, it is important to inform the teacher immediately. The teacher is responsible for ensuring the safety of the students and can provide immediate assistance or arrange for appropriate medical help. The teacher can also take necessary steps to prevent further accidents or hazards in the lab. Visiting the school nurse or seeing a doctor can be done later, but informing the teacher promptly is the first step to ensure timely and appropriate action is taken.

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  • 11. 

    When gathering glassware and equipment for an experiment, you should

    • Read all directions carefully to know what is needed

    • Examine all glassware to check for chips or cracks

    • Clean any glassware that appears dirty

    • All of the above

    Correct Answer
    A. All of the above
    Explanation
    When gathering glassware and equipment for an experiment, it is important to read all directions carefully to know what is needed. This ensures that you have the correct glassware and equipment for the experiment. Additionally, it is crucial to examine all glassware to check for chips or cracks. Using damaged glassware can lead to inaccurate results or even accidents. Lastly, cleaning any glassware that appears dirty is necessary to remove any contaminants that could affect the experiment. Therefore, all of the above steps should be followed when gathering glassware and equipment for an experiment.

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  • 12. 

    Long hair in the lab must always be tied back or kept entirely out of the way with a hair tie

    • True

    • False

    Correct Answer
    A. True
    Explanation
    In a lab setting, long hair can pose a safety hazard as it can get caught in equipment or chemicals, potentially causing accidents or contamination. Therefore, it is necessary to tie back or completely secure long hair with a hair tie to prevent any potential risks.

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  • 13. 

    In a lab, the following should not be worn

    • Loose clothing

    • Dangling jewelry

    • Sandals

    • All of the above

    Correct Answer
    A. All of the above
    Explanation
    In a lab, loose clothing, dangling jewelry, and sandals should not be worn because they can pose a safety hazard. Loose clothing can get caught in equipment or machinery, causing accidents. Dangling jewelry can also get caught or come into contact with chemicals or flames, leading to injuries. Sandals do not provide adequate foot protection and can expose the feet to hazardous substances or objects. Therefore, all of the above options should not be worn in a lab to ensure safety.

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  • 14. 

    Closed-toed shoes are the best footwear to wear in the lab

    • True

    • False

    Correct Answer
    A. True
    Explanation
    Closed-toed shoes are the best footwear to wear in the lab because they offer protection to the feet from potential hazards such as chemical spills, sharp objects, and falling objects. Closed-toed shoes provide a barrier between the feet and any potential injuries, reducing the risk of accidents and injuries in the lab. Open-toed shoes, on the other hand, leave the toes exposed and vulnerable to these hazards, making closed-toed shoes the safer and more appropriate choice for lab work.

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  • 15. 

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

    • Treat your hands with skin lotion

    • Wash your hands thoroughly with soap and water

    • Wipe your hands on a towel

    • Wipe your hands on your clothes

    Correct Answer
    A. Wash your hands thoroughly with soap and water
    Explanation
    It is important to wash your hands thoroughly with soap and water after working with chemicals and lab substances because this helps to remove any residue or contaminants from your hands. Skin lotion may not effectively remove chemicals and can potentially spread them further. Wiping your hands on a towel or clothes may also not be sufficient to fully clean your hands. Therefore, washing your hands with soap and water is the best practice to ensure proper hand hygiene and safety.

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  • 16. 

    You are allowed to chew gum, eat, and drink in the lab

    • True

    • False

    Correct Answer
    A. False
    Explanation
    The statement is false because typically, chewing gum, eating, and drinking are not allowed in a lab environment. This is because these activities can introduce contaminants or interfere with experiments, potentially compromising safety or accuracy. Lab protocols often require a clean and controlled environment to ensure reliable results and minimize potential hazards.

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  • 17. 

    Before you leave the science room you should

    • Clean your work area and equipment used

    • Return all equipment to the proper storage area unless told otherwise

    • Wash your hands with soap and water

    • All of the above

    Correct Answer
    A. All of the above
    Explanation
    The correct answer is "all of the above" because before leaving the science room, it is important to clean your work area and equipment used to maintain cleanliness and prevent any contamination. Returning all equipment to the proper storage area is necessary to ensure that the equipment is organized and readily available for future use. Washing your hands with soap and water is essential to remove any potential harmful substances or bacteria that may have been encountered during the experiment. Therefore, all of these actions should be taken before leaving the science room.

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  • 18. 

    True or False: The best way to identify a chemical is to smell it or taste it

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Smelling or tasting a chemical is not the best way to identify it because many chemicals are toxic, harmful, or even deadly when ingested or inhaled. The best way to identify a chemical is through laboratory testing, using specialized equipment and techniques that can accurately determine its composition and properties. Relying on smell or taste alone can be dangerous and unreliable.

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  • 19. 

    Any spill on the floor can cause an accident, always clean it up 

    • At once

    • During clean up time

    • When someone else or the teacher notices

    • When you have time, you will remember to clean it up later

    Correct Answer
    A. At once
    Explanation
    Cleaning up a spill on the floor immediately is the best course of action because any spill can potentially cause an accident. By cleaning it up at once, you can prevent slips, falls, or other mishaps that may occur if someone accidentally steps on the spill. It is important to prioritize safety and address any potential hazards promptly to avoid any harm or injuries.

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  • 20. 

    Alcohol, acetone, and other flammable materials should never be used near

    • Another person

    • A lab counter

    • An open flame

    • A window

    Correct Answer
    A. An open flame
    Explanation
    Using alcohol, acetone, and other flammable materials near an open flame can be extremely dangerous as it can easily ignite and cause a fire or explosion. Open flames produce heat and can ignite flammable substances, leading to a potential disaster. It is important to always keep flammable materials away from open flames to ensure the safety of individuals and prevent accidents.

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  • 21. 

    To put out a fire on a person's clothing, use

    • The fire blanket

    • The shower

    • A handy chemical

    • Wait for the fire department

    Correct Answer
    A. The fire blanket
    Explanation
    The fire blanket is the correct answer because it is specifically designed to extinguish small fires, including fires on a person's clothing. It is made of fire-resistant material and can be quickly and easily thrown over the person to smother the flames, cutting off the oxygen supply and extinguishing the fire. The fire blanket is a safe and effective method to quickly respond to clothing fires and prevent further injury or damage.

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  • 22. 

    The correct way to move around the lab is to walk.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    Walking is the correct way to move around the lab because it is the safest and most efficient method of transportation within a laboratory setting. Walking reduces the risk of accidents and spills that could occur if one were to run or move quickly. It also allows for better control and awareness of one's surroundings, enabling individuals to navigate through the lab without causing any damage to equipment or materials. Additionally, walking promotes a calm and focused environment, which is essential for conducting experiments and handling delicate substances.

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  • 23. 

    Protective clothing and equipment, such as gloves and lab coats or aprons should be removed before leaving the lab because:

    • Visitors may be frightened by the strange clothing

    • Contaminants might be transferred to persons or objects outside the lab

    • One may forget to return the gear to the lab

    • People might think you are a doctor

    Correct Answer
    A. Contaminants might be transferred to persons or objects outside the lab
    Explanation
    Protective clothing and equipment should be removed before leaving the lab because contaminants can be transferred to persons or objects outside the lab. This is important to prevent the spread of any harmful substances or chemicals that may have been present in the lab. By removing the protective gear, the risk of unintentionally spreading these contaminants is minimized, ensuring the safety of individuals and the environment outside the lab.

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  • 24. 

    You should put excess chemicals back into the original container when it is time to clean up.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Excess chemicals should not be put back into the original container when it is time to clean up. This is because it can contaminate the remaining chemicals in the container and affect their stability or reactivity. Instead, excess chemicals should be disposed of properly according to the guidelines and regulations for chemical waste disposal.

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  • 25. 

    Hot glass looks the same as cold glass.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    Hot glass and cold glass may look the same because their appearance is primarily determined by their transparency and smoothness. When glass is heated, it does not change color or develop any visible marks or differences that would distinguish it from cold glass. Therefore, it is true that hot glass looks the same as cold glass.

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  • 26. 

    Lab work can be started immediately upon entering the lab, even if the teacher is not present.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Lab work should not be started immediately upon entering the lab if the teacher is not present. It is important to wait for the teacher to arrive in order to ensure proper supervision and guidance during the lab activities. Starting lab work without the teacher present can lead to potential safety hazards and may result in improper procedures being followed. It is always best to wait for the teacher to give instructions and provide necessary information before beginning any lab work.

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  • 27. 

    Chipped or cracked glassware is okay to use.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Chipped or cracked glassware should not be used because it can pose a safety risk. When glassware is damaged, it weakens the structure and increases the likelihood of it breaking during use, which can lead to injury or contamination of substances being handled. It is important to discard any chipped or cracked glassware and replace it with new, undamaged pieces to ensure safety and accuracy in laboratory or household settings.

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  • 28. 

    Never leave a lit burner unattended.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    Leaving a lit burner unattended can be dangerous as it increases the risk of accidents such as fires or gas leaks. Unattended burners can also lead to overheating and cause damage to the cookware or surrounding objects. It is important to always stay vigilant and ensure that someone is present to monitor the burner while it is in use.

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  • 29. 

    All chemicals in the lab are to be considered dangerous.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    The statement indicates that all chemicals in the lab should be regarded as dangerous. This means that regardless of the specific type or nature of the chemical, it should be handled with caution and treated as potentially harmful. This emphasizes the importance of following proper safety protocols and procedures when working with any chemicals in the lab environment.

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  • 30. 

    You should only have the equipment you will use for the experiment out while conducting the experiment.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    It is important to only have the equipment that will be used for the experiment out while conducting the experiment to ensure accuracy and prevent any potential interference or distractions. Having unnecessary equipment present can lead to confusion and mistakes. By keeping only the necessary equipment out, it allows for a more focused and organized approach to the experiment, increasing the chances of obtaining reliable results.

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  • Current Version
  • Mar 20, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Jul 09, 2015
    Quiz Created by
    Elundquist

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