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education.com asks:
Q:

How do you test if one plant produced more oxygen?

Asked by Daniel in commenting on the science fair project "Plants Exhale":

http://www.education.com/science-fair/article/p...
In Topics: Science fair
> 60 days ago

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Expert

greenprof2
Jan 18, 2011
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What the Expert Says:

I've pasted a link below that shows one method for how this can be done without expensive lab equipment. Be creative and think of ways you can test other variables.
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