what is oxygen please answer
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Answered by
2
Answer:
Hi mate
oxygen is a gas which is necessary for life its produced by plants by photosynthesis
Hope helps mate
Answered by
2
Answer:
oxygen is a gas...which present in our atmosphere ....
nitrogen is present 78 percent and oxygen is present in 21 percent ...
oxygen also help in production of energy in our body....
Explanation:
..
mark as brainlist.....
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