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Subjects
Science State Board
Class 6
Air
Atmosphere
12.
Detection of gases
Exercise condition:
4
m.
Observe the picture and answer carefully
:
1
.
The candle got extinguished due to the __________.
absence of oxygen
absence of carbon-di-oxide
presence of oxygen in air
2
.
In the given figure, what may be the reason for the death of the mouse?
Due to insufficient amount of oxygen
Due to insufficient amount of nitrogen
Due to insufficient amount of air
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