Lab Safety QUIZ
Multiple Choice: Write the letter of the best answer on your answer sheet.
1. Always point a test tube
a. away from you and toward others
b. away from you and others
2. To safely smell a chemical in the lab
a. smell it slowly
b. inhale the fumes directly from the container
3. When using razor blades, scalpels, or scissors, NEVER cut
a. on a 90° angle
b. toward you
c. toward you and others
d. toward you and away from others
c. heat the substance before smelling
d. gently wave the fumes toward your nose
using a wafting motion
c. away from you
d. a dead frog
4. You should know the proper use of safety equipment in the laboratory and
a. Where it is located
c. Use it once a week
b. Use it twice a year
d. Where it is produced
5. To dispose of chemicals
a. follow the instructions of your teacher
b. burn them in a burner
c. throw them in the trash
d. wash them down the sink
6. When using a flame
a. don’t leave it unattended
b. reach over it
c. wear loose and baggy clothing
d. all of the above
7. If glassware becomes chipped or broken
a. don’t do anything, just keep working
b. throw it in the trash
8. Keep all work areas
a. clean
b. clear of all unnecessary materials
9. If you injure yourself or others,
a. don’t tell anyone
b. tell the teacher immediately
c.
put it up on the counter so that the teacher
can dispose of it
d. notify the teacher immediately
c. organized
d. all of the above
c.
wait until the end of the experiment to tell
the teacher
d. wait until after class to go to the nurse
10. If you come into class with gum or candy
a. offer some to the teacher
b. spit it out after the lab is over
c. spit it out before the lab begins
d. wait until the teacher calls on you
11. When mixing acid and water
a. pour water into acid
b. let the teacher pour them
c. pour them at the same time
d. pour acid into water
True/False: Write T for true and F for false on your answer sheet.
12. Wear safety goggles when using chemicals, hot liquids, or burners.
13. When diluting acid, always pour water into acid.
14. You can try new experiments even if they are not in the directions as long as you are curious about science.
15. Tie back long hair when using chemicals or open flames.
16. If you spill any material, quickly clean it up with a cloth before the teacher can see that you spilled it.
17. When you have finished an experiment, leave your work area clean and return all equipment and materials to
designated areas.
18. It is ok to leave a burner flame alone for a minute while you get materials.
19. In an experiment, use more chemicals than you need.
Short Answer:
For questions 20 – 23, look at each of the following drawings and explain why the laboratory
Activities pictured are unsafe. *** You must find at least 2 things wrong in each picture. ***
acid
water
oil
water
20. ______________________________________
22. _______________________________________
_________________________________________
__________________________________________
_________________________________________
__________________________________________
21. ______________________________________
23. _______________________________________
_________________________________________
__________________________________________
_________________________________________
__________________________________________
Matching: Match each lab safety symbol with its correct meaning in the second column.
24.
25.
26.
27.
A. Fumes – dangerous vapors; use caution
B. Electrical – possible shock
C. Animal Safety – use caution when handling animals
D. Open Flame/Flammable – possible burn hazard; use caution
E. Biological – harmful to humans
28.
F. Chemical – hazardous liquids; danger to skin and other materials
29.
G. Eye Safety – goggles to be worn at all times
30.
H. Toxic – poisonous if touched, swallowed, or inhaled
31.
32.
33.
I.
Irritant – wear gloves to protect skin
J.
Disposal – dispose of as directed
K. Sharp Object – protect your hands
34.
L. Clothing Protection – wear apron at all times
35.
M. Radioactivity – radioactive materials; use caution
36.