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WorksheetsSafety Quiz
Total questions: 43
Worksheet time: 23mins
Name
Class
Date
1.
Safety glasses/goggles are worn in the laboratory
a)
to avoid eye strain.
b)
to improve vision.
c)
by students who do not have corrective glasses.
d)
any time chemicals, heat, or glassware is used.
2.
When may a student remove his/her safety glasses or goggles during a lab period?
a)
when s/he is finished with his/her own experiment.
b)
when s/he is writing down information while a lab partner handles the chemicals.
c)
when s/he is waiting for something to cool and not doing anything hazardous.
d)
only when the experiment is over and all lab materials in the class are put away.
3.
Which type of footware is best (and required) in the lab?
a)
flip flops
b)
sandals
c)
closed shoes
d)
socks alone (shoes off)
4.
A student is not sure s/he understands the instructions for part of a lab. The best thing to do is
a)
ask the instructor.
b)
skip it and go on to the next part.
c)
watch the person at the next lab station and follow his/her example.
d)
make a best guess and keep trying different methods until something works.
5.
A student has an idea for a new experiment that s/he would like to try. The student should
a)
go ahead and try it.
b)
ask the instructor for permission to try it.
c)
ask the lab partner for his/her opinion, then try it if s/he agrees.
d)
forget it-curiosity and new ideas are forbidden.
6.
A procedure calls for 10 ml of a saltwater solution. In pouring, a student mistakenly takes 15 ml of the solution. What should the student do with the excess?
a)
pour it down the drain.
b)
pour it back into the bottle.
c)
pour it into the garbage can.
d)
use the entire 15 ml in your experiment.
e)
do what your instructor says to do with the excess
7.
Which can generally be discarded in a sink?
a)
paper towels
b)
organic {oily) solvents
c)
aqueous (water) solutions
d)
broken glass
8.
Which should be discarded in a regular trash container?
a)
paper towels
b)
organic (oily) solvents
c)
aqueous (water) solutions
d)
broken glass
9.
Which statement is false concerning the general preparation for a lab activity?
a)
Set up so that test tubes point toward others in the class.
b)
Keep papers and books away from lab apparatus.
c)
Check glassware for chips and cracks, and wash if dirty.
d)
Read instructions carefully and note any special instructions given by the instructor.
10.
Which statement is false concerning general clean up at the end of a lab activity?
a)
Wash and put away all glassware.
b)
Return supplies to designated locations.
c)
Leave waste materials at your lab station for the next class.
d)
Wash your hands thoroughly before leaving the lab.
11.
Horseplay or practical jokes in the laboratory are
a)
dangerous and always prohibited.
b)
not really dangerous but are against the rules.
c)
okay if you are working alone in the lab.
d)
okay if no one gets hurt.
12.
Which statement is false regarding handling of different chemical substances in the lab?
a)
Use the fume hood when working with toxic or irritating gases or vapors.
b)
Observe odors by smelling the substance directly from the beaker or other container
c)
Do not handle chemicals directly with your hands.
d)
No food is permitted in the lab, and do not use laboratory glassware for drinking water.
13.
Students with long hair who are doing an experiment must
a)
tie the hair back with a hair band or similar device
b)
cut the hair short
c)
hold the hair away from the experiment with one hand
d)
tuck the hair loosely into the shirt collar
14.
Which should not be worn in lab?
a)
loose sleeves/clothing
b)
dangling jewelry
c)
sunglasses
d)
all of these
15.
When heating a substance in a test tube, it is best to
a)
keep the test tube tightly stoppered.
b)
heat the sample only near the middle.
c)
heat the sample only at the bottom.
d)
heat the sample evenly by moving it in the flame or using a hot water bath.
16.
A student needs to pick up a hot beaker. The best method is to
a)
use tongs or other device specifically designed for this purpose
b)
use paper towels to insulate the hands
c)
pick up the top edge that is probably cooler.
d)
pour cold water on it to cool it off.
17.
What should be done first for a minor burn?
a)
apply burn ointment
b)
apply an antiseptic
c)
apply a bandage
d)
put the burned area in cold water
18.
What should be done first for a minor cut?
a)
apply pressure
b)
apply an antiseptic
c)
apply a bandage
d)
rinse the cut thoroughly with water
19.
22. A solution splashes into a student's eyes. The student's first action should be to
a)
run to the nurse for help. ·
b)
rinse the eyes thoroughly using the eye wash.
c)
rinse the eyes thoroughly under the faucet.
d)
use the spill kit.
20.
If a small amount of acid is splashed on the skin, the best thing to do is
a)
rinse thoroughly with tap water.
b)
use the safety shower.
c)
wipe it off with paper towels.
d)
use the spill kit.
21.
A large bottle of acid spills onto desk and the floor. The best thing to do is
a)
wjpe it up with paper towels.
b)
use the neutralizer and absorbant in the spill kit.
c)
pour water over it to dilute it.
d)
finish the experiment and clean it up later.
22.
Someone trips and splashes a whole bottle of acid all over a student. That student should
a)
rinse off the acid in the sink.
b)
use the safety shower.
c)
wipe off the acid with paper towels.
d)
run to the nurse.
23.
A student's sleeve or shirt catches fire. That student should
a)
drop to the floor and roll to smother the flames, or use the fire blanket
b)
use the fire extinguisher.
c)
use any available liquid to douse the flames.
d)
run out of the room and pull the fire alarm
24.
A container of flammable solvent is spilled and catches fire--the fire appears to be spreading and getting out of control. The best thing to do is
a)
use the fire extinguisher.
b)
use the fire blanket.
c)
try to douse the fire with water.
d)
pull the fire alarm and leave the building.
25.
A dangerous situation arises in the lab which is completely unexpected. You have not received specific instructions about what to do. You should
a)
do nothing, as you have no specific instructions.
b)
look around to see what others are doing.
c)
think about the problem and use common sense in determining what to do.
d)
run to the office for help
26.
Any student who has been injured in the lab must always
a)
see a doctor after school
b)
call 911
c)
go immediately to the school nurse
d)
inform the instructor at once.
27.
When completing a lab, you must always
a)
Follow the instructions
b)
Do what you think is correct
c)
Do what others are doing
d)
Sit back and wait
28.
Broken glass needs to be
a)
ignored till the end of the class
b)
cleaned up by hand
c)
cleaned up with a broom and dust pan
d)
thrown in the garbage
29.
_____ is poured into _____
a)
Acid, water
b)
Water, Acid
c)
Water, Water
d)
Base, Acid
30.
Backpacks and such need to be where during a lab
a)
on top of the desks
b)
all around the room
c)
in the corner of the room
d)
under you desks
31.
What is this object and what is it used for
a)
beaker: used to hold and transfer liquids. It can be used for heating and chemical reactions but it is not used for measuring
b)
flask: used to hold and transfer liquids. It can be used for heating but it is not used for measuring
c)
graduated cylinder: used to measure and transfer liquids. It cannot be used for heating or chemical reactions
d)
test tube: used to hold substances while they are being heated or while a chemical reaction takes place
32.
a)
hot plate
b)
flame thrower
c)
heater
d)
bunsen burner
33.
What is this object and how is it used?
a)
glass triangle: used to transfer liquids into another container or used to separate solids from a liquid using a filter paper
b)
funnel: used to transfer liquids into another container or used to separate solids from a liquid using a filter paper
c)
stirring rod: used to stir liquids inside of a beaker
d)
burette: used to precisely measure how much liquid is transferred
34.
a)
buret
b)
erlenmeyer flask
c)
graduated cylinder
d)
beaker
35.
a)
glass lens
b)
watch glass
c)
evaporating dish
d)
pestle
36.
a)
test tube holder
b)
test tube rack
c)
test tube tray
d)
test tube dryer
37.
Identify the equipment shown here:
a)
beaker
b)
Erlenmeyer flask
c)
Florence flask
d)
volumetric flask
38.
In a high school chemistry lab, students are learning about different chemicals. The teacher instructs them that the proper technique for smelling chemicals is ______________
a)
keeping your nose close to the glassware containing the chemical
b)
wafting the air above the chemical towards your nose
c)
to sniff only a small amount of the chemical
d)
Trick question; students are never allowed to smell chemicals in class
39.
What is this?
a)
pipette
b)
scoopula
c)
thermometer
d)
pestle
40.
Match the following
a)
1.
test tube clamp
b)
2.
forceps
c)
3.
beaker tongs
d)
4.
crucible tongs
e)
5.
test tube tongs
41.
Match the following
a)
1.
wash bottle
b)
2.
ring stand (retort stand)
c)
3.
pipette
d)
4.
wire gauze
e)
5.
ring clamp
42.
This is used to safely mix chemicals
a)
Glass Stirring Rod
b)
Baseball Bat
c)
Test Tube
d)
Stir thingy
43.
a)
iron ring
b)
ring stand
c)
face mask
d)
Bunsen burner stand
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