Answers

2014-07-01T19:01:50+05:30
We by doing nothing we give them carbon- doixide which is very important for them
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  • Brainly User
2014-07-01T19:21:22+05:30
We just give them carbon dioxide in return they give oxygen that we need and carbon dioxide that they need
hope you like it and will help you too
1 1 1
We by doing nothing we give them carbon- doixide which is very important for them
For making food