asked 224k views
1 vote
Could life as we know it exist if the air on earth only contained oxygen?

2 Answers

5 votes
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.
answered
User Adam Puza
by
8.0k points
1 vote
Yes our lungs will be clean and perfect.
answered
User Ankh
by
8.6k points

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