Discussion Forum : Our Environment
Question -


In which of the following processes, oxygen is consumed?

Options:
A .   Burning
B .   Respiration
C .   Photosynthesis
D .   Digestion
Answer: Option A
:
A and B

Oxygen is consumed in the process of burning. In the process of respiration, oxygen is absorbed and carbon dioxide is released. In the process of photosynthesis, carbon dioxide is absorbed and oxygen is released into atmosphere.



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