Match the following
Column A. Column B.
a)Oxygen is Ammonia
Required. Photosynthesis
b)Nitrogen Electric bulb
is used to Combustion
prepare
c)CO2
is used in
d)Argon is used
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Answer:
A) Oxygen is required - Combustion
B) Nitrogen is used to prepare - Ammonia
C) CO2 is used in - Photosynthesis
D) Argon is used in - Electric bulb
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