Question

what is oxygen? tell me please​

Answer 1

Answer:

Oxygen is a colourless, odourless, tasteless gas essential to living organisms, being taken up by animals, which convert it to carbon dioxide; plants, in turn, utilize carbon dioxide as a source of carbon and return the oxygen to the atmosphere.

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Answer 2

Explanation:

oxygen is a type of gas which is essential for human to survive on earth.

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