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- 1. Multiple Choice
Flammable material, like alcohol, should never be dispensed or used near
an open door
an open flame
another student
a sink
- 2. Multiple Choice
If a laboratory fire erupts, immediately
notify your instructor
run for the fire extinguisher
throw water on the fire
open the windows
- 3. Multiple Choice
Approved eye protection devices (such as goggles) are worn in the laboratory
to avoid eye strain
to improve your vision
only if you don't have corrective glasses
any time chemical, heat or glassware are used
- 4. Multiple Choice
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
- 5. Multiple Choice
If you do not understand a direction or part of a lab procedure, you shoul
figure it out as you do the lab
try several methods until something works
ask the instructor before proceeding
skip it and go on to the next part
- 6. Multiple Choice
After completing an experiment, all chemical wastes should be
left at your lab station for the next class
disposed of according to your instructors's directions
dumped in the sink
taken home
- 7. Multiple Choice
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
- 8. Multiple Choice
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
- 9. Multiple Choice
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
- 10. Multiple Choice
You have been injured in the laboratory (cut, burn, 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
- 11. Multiple Choice
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 to be dirty
all of the above
- 12. Multiple Choice
You want to place a piece of glass tubing into a rubber stopped after the tubing has been fire polished and cooled. This is best done by
lubricating the tubing with water or glycerin
using a towel or cotten gloves for protection
twisting the tubing and stopper carefully
all of the above
- 13. Multiple Choice
Personal eyeglasses provide as much protection as
a face shield
safety glasses
splashproof chemical goggles
none of the above
- 14. Multiple Choice
Long hair in the laboratory must be
cute 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
- 15. Multiple Choice
In a laboratory, the following should not be work
loose clothing
dangling jewelry
sandals
all of the above
- 16. Multiple Choice
The following footwear is best in the laboratory
sandals
open-toed shoes
close-toe shoes
shoes appropriate for the weather
- 17. Multiple Choice
Horseplay or practical jokes in the laboratory are
always against the rules
okay
not dangerous
okay if you are working alone
- 18. Multiple Choice
If a piece of equipment is not working properly, stop, turn it off, and tell
the custodian
your lab partner
your best friend in the class
the science instructor
- 19. Multiple Choice
If an acid is splashed on your skin, wash at once with
soap
oil
weak base
plenty of water
- 20. Multiple Choice
When you finish working with chemical, 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
- 21. Multiple Choice
Hot glass looks the same as cold glass
True
False
- 22. Multiple Choice
All chemical in the lab are to be considered dangerous
True
False
- 23. Multiple Choice
Return all unused chemical to their original containers
True
False
- 24. Multiple Choice
Work areas should be kept clean and tidy
True
False
- 25. Multiple Choice
Pipets are used to measure and dispense small amounts of liquids. You should draw the liquid into the pipet using your mouth.
True
False
- 26. Multiple Choice
Laboratory work can be started immediately upon entering the laboratory even if the instructor is not yet present.
True
False
- 27. Multiple Choice
Never remove chemical or other equipment from the laboratory
True
False
- 28. Multiple Choice
Chipped or cracked glassware is okay to use
True
False
- 29. Multiple Choice
Read all procedures thoroughly before entering the laboratory.
True
False
- 30. Multiple Choice
All unauthorized experiments are prohibited.
True
False
- 31. Multiple Choice
You are allowed to enter the chemical preparation/storage are any time you need to get an item.
True
False
- 32. Multiple Choice
Laboratory aprons should be worn during all lab activities.
True
False
- 33. Multiple Choice
It's okay to pick up broken glass with your bare hands as long as the glass is placed in the trash.
True
False
- 34. Multiple Choice
Never leave a lit burner unattended
True
False
- 35. Multiple Choice
Check the label on chemical bottles TWICE before removing any of the contents.
True
False
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