Worksheetsscience safety
Total questions: 25
Worksheet time: 19mins
1.The desire to maintain a safe laboratory environment for all begins with _________?
prevention
ubiquity
microbiology
accidents
2.Which of the following type(s) of Personal Protective Equipment (PPE) is frequently used?
Safety glasses
Lab Coats
Face Shields
. All of the above
3.You should always wash your hands before and after lab.
True
False
4.Food and drinks are allowed in the lab.
True
False
5.Lab coats much be taken off when exiting the lab and entering a non-laboratory area.
True
False
6.Students must know the location of all safety equipment.
True
False
7.What is the most appropriate attire when working in a laboratory?
T-shirt and shorts
Lab coat, safety goggles, and closed-toe shoes
Long flowing dress or skirt
Sandals and flip-flops
8.When should you wear gloves in the lab?
Only when handling dangerous chemicals
Only when using sharp objects
Always when working in the lab
Gloves are optional
9.Before conducting an experiment, it is essential to:
Read the procedure and potential hazards carefully
Check your phone for messages
Wear your lab coat inside out for good luck
Work without supervision
10.Which of the following is NOT an appropriate action in the laboratory?
Running to quickly finish the experiment
Keeping the work area clean and tidy
Keeping all food and drinks away from the lab area
Following all safety guidelines and procedures
11.What should you do if you don’t understand the instructions or procedures in the lab?
Proceed with the experiment as best as you can
Ask a lab mate for advice
Consult the teacher for clarification
Skip that step and move on to the next one
12.Which of the following is true about eating or drinking in the lab?
It is allowed as long as you are careful not to spill
It is strictly prohibited at all times
It is allowed during non-experimental periods
It is allowed in designated areas of the lab
13.Before using any lab equipment, you should:
Check for damage and report any issues to the lab supervisor
Use the equipment without any additional checks
Assume the previous user has already checked it
Use it as you see fit without regard to the user manual
14.What should you do if you find an unlabeled chemical in the lab?
Use it for your experiment as long as it looks similar to what you need
Dispose of it in the trash immediately
Ask your lab mate if they know what it is
Report it to your lab supervisor and do not use it
15.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
Immediately evacuate the lab and alert others on your way out
Try to move any hazardous chemicals away from the fire
Continue working and ignore the fire if it seems small
16.What does this GHS symbol mean?
Flammable
Explosives
Oxidising Agent
Corrosive
17.What does this GHS symbol means?
Acute Toxicity
Corrosive
Harmful/ Irritant
Carcinogenicity
18.What does this GHS symbol mean?
Flammable
Oxidizing Agent
Gases Under Pressure
Explosive
19.What does this GHS symbol means?
Acute Toxicity
Carcinogenicity
Poisonous
Radioactive
20.What does this GHS symbol means?
Radioactive
Carcinogenicity/ Aspiration Hazard
Acute Toxicity
Explosive
21.What is the meaning of GHS?
Globally Harmonized System
Globally Harmonious System
Globally Harmonized strategy
Globally Harmonized scheme
22.How should you dispose of chemicals after an experiment?
Pour them down the sink
Store them in your lab drawer for future use
Follow the proper waste disposal guidelines provided by your instructor
Leave them on the lab bench for someone else to deal with
23.What should you do if you accidentally break a mercury thermometer in the lab?
Use your hands to pick up the broken glass and mercury
Call for help and leave the area immediately
Pour water over the mercury to clean it up
Ignore the spill and continue working
24.All lab procedures can begin when...
officer friendly is around
the students are present
if someone who is 18 is around the room
the teacher is present
25.All chemicals should be considered
dangerous
edible
something we can play
safe
