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Could life as we know it exist if the air on earth only contained oxygen?
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Could life as we know it exist if the air on earth only contained oxygen?

User Chathurika Sandarenu
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I don't think so because plants need carbon dioxide, and when plants get carbon dioxide they let off oxygen. So without carbon dioxide the plants can't give us oxygen.
User Adam Puza
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1 vote
Yes our lungs will be clean and perfect.
User Ankh
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