WorksheetsScience revision
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which of these is a living thing?
a)
Book
b)
Dog
c)
Chairs
2.
What can contaminated water do to us
a)
Make us healthy
b)
Make us sick
c)
Make us happy
3.
Examples of simple machines are
a)
Plants
b)
Scissors and pulley
c)
Radio
4.
Is air something we can see?
a)
Yes
b)
No
c)
Maybe
5.
What is water contamination?
a)
Dirty water
b)
Clean water
c)
Boiled water
6.
Which of these objects needs air to work?
a)
Pencils
b)
Balloons
c)
Eraser
7.
What can cause water contamination ?
a)
Rain
b)
Letting dirty water enter into clean water
c)
Wind
8.
What is the method used to purify large amount of water?
a)
Boiling
b)
Chlorination
c)
Filtration
9.
Things that do not breathe, talk and move are called.
a)
Living things
b)
Non living things
c)
Animals
10.
What is one of the main gases in the air that helps us breathe.
a)
Sand
b)
Oxygen
c)
Water
100 %
