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WorksheetsLaboratory Safety Quiz
Total questions: 40
Worksheet time: 20mins
Flammable materials, like alcohol, should never be dispensed or used near
an open door
an open flame
another student
a sink
If a laboratory fire erupts, immediately
notify your instructor
run for the fire extinguisher
throw water on the fire
open the windows
Approved eye protection devices (such as goggles) are worn in the laboratory
to avoid eye strain
to improve your vision
only when you are in the chemistry lab
any time chemicals, heat or glassware are used
If you wear contact lenses in the school laboratory,
take them out before starting the lab
you do not have to wear protective goggles
advise your science instructor that you wear contact lenses
keep the information to yourself
If you do not understand a direction or part of a lab procedure, you should
figure it out as you do the lab
try several methods until something works
ask your instructor before proceeding
skip it and go on to the next part
After completing an experiment, all chemical wastes should be
left at your lab station for the next class
disposed of according to your instructor's directions
dumped in the sink
taken home
If a lab experiment is not completed, you should
discuss the issue with your instructor
sneak in after school and work alone
come in during lunch and finish while eating lunch
make up some results.
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.
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
use tongs
pour cold water on it.
You have been injured in the laboratory (cut, bum, etc.). First you should
visit the school nurse after class
see a doctor after school
tell the science instructor at once
apply first aid yourself.
When gathering glassware and equipment for an experiment, you should
read all directions carefully to know what equipment is necessary
examine all glassware to check for chips or cracks
clean any glassware that appears dirty
all of the above
Long hair in the laboratory must be
cut short
held away from the experiment with one hand
always neatly groomed
tied back or kept entirely out of the way with a hair band, hairpins, or other confining device
In a laboratory, the following should not be worn
loose clothing
dangling jewelry
sandals
all of the above
The following footwear is best in the laboratory
sandals
open-toed shoes
closed-toed shoes
shoes appropriate for the weather
Horseplay or practical jokes in the laboratory are
always against the rules
okay
not dangerous
okay if you are working alone
If an acid is splashed on your skin, wash at once with
soap
oil
weak base
plenty of water
When you finish working with chemicals, biological specimens, 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.
All chemicals in the lab are to be considered dangerous.
True
False
Return all unused chemicals to their original containers.
True
False
Work areas should be kept clean and tidy
True
False
Pipets are used to measure and dispense small amounts of liquids. You should draw the liquid into the pipet using your mouth.
True
False
Laboratory work can be started immediately upon entering the laboratory even if the instructor is not yet present.
True
False
Never remove chemicals or other equipment from the laboratory.
True
False
Chipped or cracked glassware is okay to use
True
False
Read all procedures thoroughly before beginning the lab
True
False
You are allowed to enter the chemical preparation/storage room any time you need to get an item.
True
False
It's okay to pick up broken glass with your bare hands as long as the glass is placed in the trash.
True
False
What kind of information would be found on a MSDS?
hazardous ingredients
fire and explosive hazards
who discovered the chemical
storing, disposing and handling information
when it was made and who to contact
What does MSDS stand for?
Material Safety Dietary Standards
Material Safety Data Sheet
Material Safety Data Signals
Material Safety Data Standards
What does WHMIS stand for?
Warning Hazardous Materials Information System
Workplace Hazardous Materials Information System
Warning Hazardous Materials In Safety
Workplace Hazardous Materials In Safety
What is the purpose of WHMIS?
An information system for potentially dangerous chemicals on the job
An information system for chemicals and their explosiveness
To protect animals in the environment
To prevent chemical pollution
Food and drink are not allowed in the lab under any circumstances
True
False
If you are dealing with household chemicals in the lab, like lemon juice, it is okay to taste it
True
False
When cleaning up your experiment station, all unused chemicals must be returned to their original containers
True
False
This information would likely be found on a
WHMIS symbol
MSDS sheet
Company website
Lab/Factory wall
Wearing gloves in the lab will help protect you from
Corrosive material
Oxidizing material
Compressed gas
Flammable material
What precautions should you take with a substance that has the "exploding bomb" WHMIS symbol on it?
avoid touching
avoid vibrations and heat
avoid eye contact
avoid at all costs
What does the gas cylinder WHMIS symbol mean?
compressed gas
poisonous gas
toxic gas
explosive container
The WHMIS symbol with a flame over a circle means that the substance
will react with water
is flammable
will react with oxygen
is toxic
The WHMIS symbol that means the substance causes immediate and serious toxic effects is the...
exclamation mark
exploding bomb
health hazard
skull and crossbones
