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WorksheetsLab Safety Practice
Total questions: 15
Worksheet time: 8mins
What are Hazardous Safety Symbols?
Symbols that indicate potential hazards in a workplace
Symbols used for navigation
Symbols that represent mathematical operations
Symbols used in musical notation
What does the symbol with a red hexagon and a skull with crossbones represent?
A) Caution Poison
B) Warning Poison
C) Danger Poison
What does the symbol with a red hexagon and an exploding bomb represent?
A) Corrosive Warning
B) Explosive Hazard
C) Flammable Caution
What does the symbol with a flame inside an octagon represent?
A) Flammable Caution
B) Flammable Warning
C) Flammable Danger
D) Poisonous Caution
Each WHMIS symbol has a ___ for its border.
circle
square
triangle
hexagon
What is the importance of Personal Behavior and Dress in laboratory safety?
Ensures compliance with laboratory protocols.
Enhances the aesthetic appeal of the laboratory.
Reduces the risk of accidents and injuries.
Improves communication among laboratory members.
The proper use of equipment contributes to laboratory safety by:
Reducing the risk of accidents and injuries
Increasing the speed of experiments
Improving the aesthetics of the laboratory
Decreasing the need for supervision
What should you do if you find broken equipment?
Ignore it
Report it to the teacher
Fix it yourself
Throw it away
When should you unplug the hot plate?
When it is not in use to avoid burns and let it cool before storing it.
Only when it starts making noise.
After using it for more than an hour.
When the temperature is too high.
How should you smell a chemical?
Inhale directly
Use the 'wafting' method or 'fan' with your hand
Smell from a distance
Use a straw
Fill in the blank: Take only the ______ of chemicals you need.
amount
type
color
brand
What is the first step to take if you get a cut?
Ignore it
Inform your teacher
Apply lotion
Cover it with a cloth.
Return all the equipment to the place where you originally took it from, if you don't have to wash it (for example, microscopes and hot plates).
Return all the equipment to the place where you originally took it from, if you don't have to wash it (for example, microscopes and hot plates).
Leave all the equipment on the table after using it.
Wash all the equipment before returning it.
Store all the equipment in a different place from where you found it.
LABORATORY: Spray and then _______ the laboratory table with a paper towel.
clean
paint
scratch
break
Do not put paper towels in the recycling; they go in the _______.
trash
compost
recycling
laundry
