Pylusd Middle School Lab Safety Test
When you go to high school you get to carry out experiments in which you get to test out hypothesis introduced in class. Below is a test designed for Pylusd Middle School on lab safety and it is designed to test out just how safe and ready you are to handle anything you find in the lab and avoid accidents. Try it!
Questions and Answers
- 1.
Read and study all procedures for the lab investigation _____.
- A.
Before performing the lab
- B.
While performing the lab
- C.
After performing the lab
- D.
Only if your lab partner does not
Correct Answer
A. Before performing the labExplanation
This question is asking when to read and study all procedures for the lab investigation. The correct answer is "before performing the lab" because it is important to familiarize oneself with the procedures and understand the steps involved before actually starting the experiment. This helps to ensure safety, accuracy, and efficiency during the lab investigation.Rate this question:
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- 2.
If you have allergies or other health conditions which can affect your participation in a lab, you should _____.
- A.
Keep quiet
- B.
Notify your teacher
- C.
Tell your lab partner
- D.
Hope they go away before the lab starts
Correct Answer
B. Notify your teacherExplanation
If you have allergies or other health conditions that can affect your participation in a lab, it is important to notify your teacher. By doing so, your teacher can make necessary accommodations or provide alternative options to ensure your safety and well-being during the lab. Keeping quiet or hoping that the allergies or health conditions will go away is not advisable, as it may lead to potential harm or complications during the lab. Additionally, informing your lab partner may not be sufficient as they may not have the authority or knowledge to address the issue effectively.Rate this question:
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- 3.
When is it okay to eat, drink, chew gum, apply cosmetics, use lab glassware as food or drink containers, or taste substances in the lab?
- A.
Never
- B.
Always
- C.
Sometimes
- D.
When your class is having a party
Correct Answer
A. NeverExplanation
Eating, drinking, chewing gum, applying cosmetics, using lab glassware as food or drink containers, or tasting substances in the lab is never okay. These activities can lead to contamination, ingestion of harmful substances, and accidents. It is important to maintain a safe and clean environment in the laboratory to prevent any potential hazards or health risks.Rate this question:
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- 4.
You should know the location and proper use of
- A.
The safety shower
- B.
The eye wash
- C.
The fire blanket and fire alarm
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
This question is asking about the knowledge required regarding the location and proper use of various safety equipment, including the safety shower, eye wash, fire blanket, and fire alarm. The correct answer is "all of the above" because it indicates that one should be familiar with the location and proper use of all the mentioned safety equipment.Rate this question:
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- 5.
You should always follow use and safety procedures for lab equipment. If you are unsure, _____.
- A.
Ask your lab partner
- B.
Ask your principal
- C.
Ask your teacher
- D.
Ask your parent
Correct Answer
C. Ask your teacherExplanation
When unsure about the use and safety procedures for lab equipment, it is important to ask your teacher. Your teacher is the person responsible for providing guidance and instructions in the lab, and they have the knowledge and experience to ensure your safety. Asking your lab partner, principal, or parent may not be appropriate as they may not have the necessary expertise in lab procedures.Rate this question:
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- 6.
Use safety equipment, such as goggles, _____.
- A.
During every lab investigation
- B.
Whenever you feel like it
- C.
Only if your partner picks them up for you
- D.
Only when it is sunny outside
Correct Answer
A. During every lab investigationExplanation
The correct answer is "during every lab investigation" because safety equipment, such as goggles, is necessary to protect your eyes from any potential hazards or accidents that may occur during a lab investigation. Wearing goggles consistently ensures that your eyes are shielded from chemicals, flying debris, or any other dangerous substances that could cause harm. It is essential to prioritize safety and wear the appropriate safety equipment at all times while conducting lab investigations.Rate this question:
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- 7.
When using a flame, hair spray, mousse, or other flammable hair products _____.
- A.
Should be left on the lab table
- B.
Should NOT be used in your hair
- C.
Should be used in your hair
- D.
Should be used minimally
Correct Answer
B. Should NOT be used in your hairExplanation
Using flammable hair products such as hair spray, mousse, or other flammable substances in your hair can be dangerous. These products contain chemicals that are highly flammable and can easily catch fire when exposed to a flame. Therefore, it is important to avoid using them in your hair to prevent any potential accidents or injuries.Rate this question:
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- 8.
To prevent accidents, long hair and loose clothing should be _____.
- A.
Tied back and out of the way
- B.
Cut off
- C.
Cut off
- D.
Ignored
Correct Answer
A. Tied back and out of the wayExplanation
To prevent accidents, it is important to tie back and keep long hair and loose clothing out of the way. This helps to minimize the risk of hair or clothing getting caught in machinery or equipment, which could lead to serious injuries or accidents. By securing hair and clothing, individuals can ensure their safety and create a hazard-free work environment.Rate this question:
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- 9.
Sandals or open-toed shoes _____.
- A.
Are always fashionable during lab investigations
- B.
Can only be worn during lab investigations on hot days
- C.
Should NEVER be worn during lab investigations
- D.
Can be worn in the lab whenever you want
Correct Answer
C. Should NEVER be worn during lab investigationsExplanation
Sandals or open-toed shoes should NEVER be worn during lab investigations because they do not provide adequate protection for the feet. Lab environments often involve hazardous materials, chemicals, and equipment that can cause injury if not properly handled. Closed-toe shoes are recommended in order to minimize the risk of accidents and protect the feet from potential harm.Rate this question:
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- 10.
Loose jewelry, such as chains and long necklaces, should be _____ to prevent them from getting caught in equipment.
- A.
Gold
- B.
Silver
- C.
Put on
- D.
Removed
Correct Answer
D. RemovedExplanation
To prevent loose jewelry from getting caught in equipment, it should be removed. This is because loose jewelry, such as chains and long necklaces, can easily get entangled in machinery or tools, which can cause accidents or damage to both the equipment and the jewelry. Therefore, it is important to take off any loose jewelry before working with machinery or engaging in activities where it can pose a risk.Rate this question:
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- 11.
Proper behavior is expected in the lab because practical jokes and fooling around _____.
- A.
Can make your lab partners cry
- B.
Can make your lab partners laugh
- C.
Can lead to injury
- D.
Can make you laugh
Correct Answer
C. Can lead to injuryExplanation
Proper behavior is expected in the lab because practical jokes and fooling around can lead to injury. This is because the lab is a place where experiments and scientific activities take place, which often involve hazardous materials and equipment. Engaging in practical jokes or fooling around can distract individuals from following proper safety protocols, increasing the risk of accidents and injuries. Therefore, it is important to maintain a serious and focused attitude in the lab to ensure the safety of oneself and others.Rate this question:
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- 12.
Remain in your work area unless given permission by your teacher to leave it, and make sure your work area _____.
- A.
Is clean and uncluttered
- B.
Is messy
- C.
Is unorganized
- D.
Is the same as your friend’s
Correct Answer
A. Is clean and unclutteredExplanation
The correct answer is "is clean and uncluttered". This means that you should make sure your work area is tidy and free from any unnecessary items or mess. Keeping a clean and uncluttered work area helps to create a productive and organized environment, allowing you to focus better on your tasks. It also promotes safety by reducing the risk of accidents or misplaced items.Rate this question:
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- 13.
When heating substances in a test tube or adding a substance to a test tube, _____.
- A.
ALWAYS slant them away from yourself and others
- B.
Look directly in to them
- C.
Point the open end at your lab partner
- D.
Hold them straight up and down
Correct Answer
A. ALWAYS slant them away from yourself and othersExplanation
When heating substances in a test tube or adding a substance to a test tube, it is important to always slant them away from yourself and others. This is because when substances are heated, they can release gases or splatter, which can be dangerous if they come into contact with your face or body. Slanting the test tube away from yourself and others helps to minimize the risk of any potential harm.Rate this question:
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- 14.
When instructed to smell a substance in a container, _____.
- A.
Bend over and put your nose in the top of the container
- B.
Hold the container a short distance away and fan vapors towards your nose
- C.
Bring the container up to your nose
- D.
Make your lab partner smell it
Correct Answer
B. Hold the container a short distance away and fan vapors towards your noseExplanation
When instructed to smell a substance in a container, it is recommended to hold the container a short distance away and fan the vapors towards your nose. This method allows for a safer approach as it minimizes the risk of inhaling any potentially harmful or strong odors directly. By holding the container at a distance and fanning the vapors, you can still detect the smell without subjecting yourself to any potential adverse effects.Rate this question:
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- 15.
_____ follow ALL instructions in procedures and materials lists unless instructed otherwise by your teacher.
- A.
Never
- B.
Sometimes
- C.
Always
- D.
When you are in the mood,
Correct Answer
C. AlwaysExplanation
The correct answer is "Always" because following all instructions in procedures and materials lists is important for safety, accuracy, and consistency in any task or experiment. It ensures that the desired outcome is achieved and reduces the risk of errors or accidents. It is important to follow instructions even if you think you know a better way or if you are in a hurry, as deviating from the instructions can lead to undesired results.Rate this question:
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- 16.
Dispose of chemicals, broken glass, and flammable materials _____.
- A.
In the trash can.
- B.
In the sink.
- C.
In your backpack to take home.
- D.
In proper containers as instructed to do so by your teacher.
Correct Answer
D. In proper containers as instructed to do so by your teacher.Explanation
It is important to dispose of chemicals, broken glass, and flammable materials in proper containers as instructed by your teacher to ensure safety and prevent any potential hazards. Disposing them in the trash can, sink, or backpack can be dangerous and may lead to accidents or contamination. Therefore, following the instructions given by your teacher is the correct way to handle these materials.Rate this question:
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- 17.
Report any fire, electrical shock, glassware breakage, spill, or injury, no matter how small, _____.
- A.
To your parents when you return home
- B.
To your principal when class is finished
- C.
To your teacher IMMEDIATELY
- D.
To your lab partners
Correct Answer
C. To your teacher IMMEDIATELYExplanation
In a laboratory setting, it is crucial to report any incidents or accidents immediately to the teacher. This is because the teacher is responsible for ensuring the safety of all students and can take appropriate action to address the situation. Reporting to parents when returning home or to lab partners may cause unnecessary delays in addressing the issue, while reporting to the principal when class is finished may result in further delays and potential risks. Therefore, reporting to the teacher immediately is the most appropriate course of action.Rate this question:
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- 18.
If your clothing should catch fire, _____.
- A.
A. run around the room.
- B.
B. stop, drop, and roll
- C.
C. smother it with a fire blanket
- D.
D. both b and c
Correct Answer
D. D. both b and cExplanation
If your clothing should catch fire, the correct response is to stop, drop, and roll. This technique helps to smother the flames and prevent further spreading of the fire. Additionally, using a fire blanket can also be effective in extinguishing the fire and protecting yourself from burns. Therefore, both options B and C are correct in this situation.Rate this question:
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- 19.
When you and your partners are finished with the lab, _____.
- A.
Leave the classroom
- B.
Follow ALL cleanup instructions
- C.
Leave the cleanup for the next class
- D.
Leave the cleanup for your teacher
Correct Answer
B. Follow ALL cleanup instructionsExplanation
After completing the lab, it is important to follow ALL cleanup instructions. This ensures that the lab equipment is properly cleaned and organized for the next class or experiment. Leaving the cleanup for the next class or the teacher would be irresponsible and may cause inconvenience for others. Therefore, following all cleanup instructions is the appropriate course of action to maintain a safe and organized lab environment.Rate this question:
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- 20.
If you spill something during a lab investigation, _____.
- A.
Tell the teacher IMMEDIATELY
- B.
Clean it up before telling the teacher
- C.
Ignore it
- D.
Make your lab partner clean it up
Correct Answer
A. Tell the teacher IMMEDIATELYExplanation
It is important to tell the teacher immediately if you spill something during a lab investigation because they need to be aware of any accidents or spills that may have occurred. This is necessary to ensure the safety of everyone in the lab and to prevent any potential hazards or further damage. Cleaning it up before telling the teacher may delay their response and put others at risk. Ignoring it is not a responsible or safe option, and making your lab partner clean it up is not fair or considerate.Rate this question:
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