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1.2: SCIENCE LABORATORY

Total questions: 30

Worksheet time: 19mins

Name
Class
Date
1.
What is the hazard shown in this hazard sign?
a)
Fireworks
b)
Broken Glass
c)
Explosive
d)
Corrosive
2.

What is the correct procedure for students to follow if a chemical is spilled?

a)

Stand back and inform the teacher of the spill.

b)

Run madly around the lab.

c)

Splash large amounts of water onto the spill.

d)

Tell everyone that your friend did it, and then 'Oooh, they are in BIG trouble!'

3.

Keeping the work area neat and clean is important because

a)

The teachers are neat-freak.

b)

I will not lose my chemicals and apparatus in the clutter.

c)

It keeps the room from looking messy.

d)

It helps to prevent accidents.

4.
________ means dangerous.
a)
Corrosive
b)
Hazardous
c)
Toxic
5.
__________ capable of burning or causing fire. Examples: paint thinners, solvents, adhesives.
a)
Flammable
b)
Hazardous
c)
Toxic
6.
_______________ means poisonous. Examples: brake fluids, insecticides, etc.
a)
Corrosive
b)
Irritant
c)
Toxic
7.
Identify the equipment shown here:
a)
beakers
b)
flasks
c)
decanters
d)
measuring cylinders
8.
Identify the equipment shown here:
a)
crucible
b)
evaporating dish
c)
mortar and pestle
d)
bowl
9.
What is this?
a)
Beaker
b)
Test tube
c)
Cylinder
d)
Dropper
10.
What is the name of this piece of science equipment?
a)
Plastic spout
b)
Funnel
c)
Y-Spout
d)
Water spout
11.

What is the name of this piece of equipment?

a)

Beaker

b)

Conical flask

c)

Measuring cylinder

d)

Evaporating Basin

12.

What is the name of this piece of equipment?

a)

Heat proof mat

b)

Beaker stand

c)

Gauze

d)

Tripod

13.

What is this piece of equipment called?

a)

Retort stand

b)

Parallel stand

c)

Test tube stand

d)

Chemistry stand

14.
You should never ______ chemicals in the lab. 
a)
taste
b)
touch
c)
smell
d)
all of the above
15.
What safety symbol is this?
a)
Flammable 
b)
Oxidizing Agent
c)
No Open Flame
d)
Explosion
16.
What safety Symbol is this?
a)
Flamable
b)
Oxidizing Agent
c)
No Open Flame
d)
Explosion
17.
The following symbol is for ...
a)
oxidizing material
b)
flammable material
c)
materials causing other toxic effects
d)
corrosive material
18.
The following symbol would be found on household products that are poisonous.
a)
True
b)
False
19.
A student sniffed some bleach to see if it had a strong smell.  
a)
Safe
b)
Unsafe
20.

What Hazard Symbol is this?

a)

Irritant

b)

Railroad Crossing

c)

Electrical

d)

Toxic

21.
a)
pipette
b)
burette
c)
tripod stand
d)
conical flask
22.
a)
burette 
b)
pipette
c)
test tube
d)
measuring cylinder
23.
a)
Toxic
b)
Radioactive
c)
Corrosive
d)
Flammable
24.
To prevent unwanted accident, we should follow the rules and safety measure in the laboratory.
a)
True
b)
False
25.
Laboratory rules: do not enter laboratory without teacher permission
a)
True 
b)
False
26.
Laboratory rules: Can start experiment without teacher's instruction.
a)
True
b)
False
27.
Eat, drinking and playing are prohibited in the laboratory.
a)
True 
b)
False
28.
Do not take apparatus and chemical out of laboratory
a)
True
b)
False
29.
Wash all apparatus and throw away waste materials according to the correct procedure.
a)
False
b)
True
30.
Mickey see a small fire on the laboratory table. What he should do?
a)
see it, then continue do the discussion with friends.
b)
Ignore it
c)
Pour extra petrol
d)
Turn off electricity, inform teacher, and friends, and immediately leve the laboratory to assembly point

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