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Lab Safety Review

Total questions: 34

Worksheet time: 40mins

Name
Class
Date
1.

If you do not understand a direction or part of a laboratory procedure, you should

a)

ask the teacher before proceeding.

b)

skip it and go on to the next part.

c)

figure it out as you do the lab.

d)

try several methods until something works.

2.

If a fire erupts, immediately

a)

run for the fire extinguisher

b)

throw water on the fire.

c)

notify the teacher.

d)

open the windows.

3.

Approved eye protection devices (such as goggles) are worn in the laboratory

a)

only if you do not have corrective glasses.

b)

to avoid eye strain.

c)

to improve vision.

d)

any time chemicals, heat, or glassware are used.

4.

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.

5.

Long hair in the laboratory must be

a)

held away from the experiment with one hand.

b)

tied back or kept entirely out of the way with a hair band, etc.

c)

cut short

d)

always neatly groomed.

6.

When handling animals, students should

a)

not tease or handle animals roughly.

b)

open cages only with permission.

c)

report bites or scratches to the teacher immediately.

d)

all of the above.

7.

Horseplay, practical jokes, or pranks in the classroom are

a)

not dangerous.

b)

okay if you are working alone.

c)

always against the rules.

d)

okay.

8.

If a piece of equipment is not working properly, stop, turn it off, and tell

a)

your best friend in class.

b)

your lab partner

c)

the teacher.

d)

the principal.

9.

When you finish working with chemicals, biological specimens, and other lab substances, always

a)

wipe your hands with a towel.

b)

treat your hands with skin lotion.

c)

wash your hands thoroughly with soap and water.

d)

wipe your hands on your clothes.

10.

The following activity is not permitted in the laboratory:

a)

chewing gum.

b)

eating.

c)

drinking.

d)

all of the above.

11.

When using a razor blade or scalpel, always cut material

a)

in your hand

b)

away from you

c)

toward you

d)

perpendicular.

12.

Before you leave the science room, you should

a)

wash your hands with soap and water.

b)

return all equipmernt to the proper storage area.

c)

clean your work area and equipment.

d)

all of the above.

13.

All chemicals in the lab (including foodstuffs and store-bought chemicals) should be treated as if they could be hazardous.

a)

True

b)

False

14.

Work areas should be kept clean and tidy.

a)

True

b)

False

15.

Laboratory work may be started immediately upon entering the laboratory even if the teacher is not yet present.

a)

true.

b)

false.

16.

Which of the following cannot be worn on a lab day?

a)

Shorts

b)

Pants

c)

Contact lenses

d)

Closed-toed shoes

17.

Which of the following do you NOT need to report to your instructor IMMEDIATELY?

a)

An injury to your lab partner

b)

A spill

c)

A broken piece of equipment

d)

A dirty piece of equipment

18.

Which is NOT a lab safety rule?

a)

No running or horseplay

b)

Following all directions

c)

Asking for help if you need it

d)

Ignoring a spill or mess

19.

Which is NOT a lab safety rule?

a)

No running or horseplay

b)

Following all directions

c)

Asking for help if you need it

d)

Ignoring a spill or mess

20.

If you are replacing a piece of glassware, it is important that you...

a)

grab a replacement that you see on the counter in the classroom

b)

grab a replacement from a cupboard

c)

inspect a replacement from a cupboard to make sure it is clean/not chipped

d)

pick up the broken glassware with your bare hands

21.

When it is time to clean up, you should

a)

dump any leftover solutions down the sink

b)

put used supplies back in their cupboards

c)

dispose of chemicals appropriately and clean lab bench/glassware

d)

return unused chemicals to their original container

e)

hide any bodies

22.

Which of the following is allowed in the lab?

a)

Food/gum

b)

Beverages

c)

Phones

d)

Positive attitude!

23.

Which of the following is a primary reason to keep the aisles clear in the lab?

a)

it allows people to move around the lab more easily when carrying solutions

b)

if someone gets hurt, they can get to the eyewash/shower quickly

c)

it prevents clutter and maintains tidiness

d)

it creates space for us to run around the lab faster

24.

It is important to be alert when in the lab. Which of the following should you be aware of?

a)

Touching your face when using chemicals/glassware

b)

Your lab partner gets injured or is being unsafe

c)

Wandering across the room to talk to other lab groups

d)

Instruction that need to be given out as the lab progresses

25.
If you break glassware in the lab, you should...
a)
Tell the teacher
b)
Clean it up quickly before the teacher notices
c)
Scream at the top of your lungs
26.
When should you tie back long hair or baggy clothing?
a)
When working with chemicals
b)
When working with a Bunsen burner
c)
When doing dissections.
d)
Any time you are working in the lab.
27.
Before leaving the lab you should always wash your hands.
a)
True 
b)
False
28.
 After completing an experiment, all chemical wastes should be
a)
taken home
b)
dumped in the sink
c)
disposed of according to your instructor’s directions
d)
left at your lab station for the next class
29.
You have been injured in the laboratory (cut, burn, etc.). First you should
a)
apply first aid yourself
b)
tell the science instructor at once
c)
see a doctor after school
d)
visit the school nurse after class
30.
Hot glass looks the same as cold glass.
a)
True
b)
False
31.
Never leave a lit burner unattended.
a)
True
b)
False
32.
It’s okay to pick up broken glass with your bare hands as long as the glass is placed in the trash.
a)
True
b)
False
33.
You are heating a substance in a test tube. Always point the open end of the tube
a)
away from  you 
b)
towards someone else
c)
towards your teacher
d)
away from everyone
34.
When smelling a chemical or liquid, it is best to:
a)
take a deep breath.
b)
pour it on your clothes.
c)
waft it towards you.
d)
taste it as well.