LESSON: AIR AND WATER WORK SHEET
I.
TICK THE CORRECT ANSWER :-
1. AIR
a) We can see
it
b) We can feel
it
c) We can see
and feel it
2. We breathe
a) Oxygen out
and carbon dioxide in
b) Nitrogen in
and Oxygen out
c) Oxygen in
and carbon dioxide out
3. Air
pollution is due to
a) dirty fumes
from factories
b) burning of
dry leaves
c) both of a
and b
4. Drinking
water is cleaned by a process
a) Water
treatment plant
b) Water
reservoirs
c) Water
pollution
II.
True or False
1.
Air occupies
space ( )
2.
When air moves
fast it is called breeze ( )
3.
The thick layer
of air around earth is atmosphere ( )
4.
Plants suck
water from soil through their roots ( )
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