WorksheetsLab Safety
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
If a fire erupts, immediately
a)
notify the teacher
b)
run for the fire extinguisher
c)
throw water on the fire
d)
open the windows
2.
Approved eye protection devices (such as goggles) are worn in the laboratory
a)
to avoid eye strain
b)
to improve your vision
c)
only if you do not have corrective glasses
d)
any time chemicals, heat, or glassware are used
3.
If you do not understand a direction or part of a laboratory procedure, you should
a)
figure it out as you do the lab
b)
try several methods until something works
c)
ask the teacher before proceeding
d)
skip it and go on to the next part
4.
After completing an experiment, all chemical wastes should be
a)
left at your lab station for the next class
b)
disposed of according to your teacher's directions
c)
dumped in the sink
d)
taken home
5.
You have been injured in the laboratory (cut, burned etc.). First you should
a)
visit the school nurse after class
b)
see a doctor after school
c)
tell the teacher at once
d)
apply first aid yourself
6.
Long hair in the laboratory must be
a)
cut short
b)
held away from the experiment with one hand
c)
always be neatly groomed
d)
tied back or kept entirely out of the way with a hair band, etc.
7.
Which of the following should NOT be worn during a laboratory activity?
a)
loose clothing
b)
dangling jewelry
c)
sandals
d)
all of the above
8.
Horseplay, practical jokes, or pranks in the classroom are
a)
always against the rules
b)
okay
c)
not dangerous
d)
okay if you are working alone
9.
When handling animals, students should
a)
open cages only with permission
b)
not tease or handle the animals roughly
c)
report bites or scratches to the teacher immediately
d)
all of the above
10.
If a piece of equipment is not working properly, stop, turn it off, and tell
a)
the principal
b)
your lab partner
c)
your best friend in the class
d)
the teacher
11.
When you finish working with chemicals, biological specimens, and other lab substances, always
a)
treat your hands with skin lotion
b)
wash your hands thoroughly with soap and water
c)
wipe your hands on a towel
d)
wipe your hand on your clothes
12.
The following activity is permitted in the laboratory:
a)
chewing gum
b)
eating
c)
drinking
d)
none of the above
13.
When using a razor blade or scalpel, always cut material
a)
away from you
b)
toward you
c)
in your hand
d)
perpendicular
14.
Before you leave the science classroom, you should
a)
clean your work area and equipment
b)
return all equipment to the proper storage area
c)
wash your hands with soap and water
d)
all of the above
15.
All chemicals in the lab (including foodstuff and store-bought chemicals) should be treated as if they could be hazardous.
a)
True
b)
False
16.
Work areas should be kept clean and tidy.
a)
True
b)
False
17.
Laboratory work may be started immediately upon entering the laboratory, even if the teacher is not yet present.
a)
True
b)
False
18.
Never remove chemicals, specimens, or other equipment from the laboratory.
a)
True
b)
False
19.
Always carry a microscope using both hands.
a)
True
b)
False
20.
Read all procedures thoroughly before performing a laboratory investigation.
a)
True
b)
False
21.
All unauthorized experiments are prohibited.
a)
True
b)
False
22.
You are allowed to enter the chemical preparation/storage area any time you need to get an item.
a)
True
b)
False
23.
It is OK to pick up broken glass with your bare hands as long as the glass is placed in the trash can.
a)
True
b)
False
24.
Do not leave a lit burner unattended.
a)
True
b)
False
25.
It's OK to take your goggles off if you get too hot and they start to get foggy.
a)
True
b)
False
100 %
