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Which natural event produces oxygen, which can then be used by humans and other organisms? a. evaporation of water b. respiration by consumers c. photosynthesis by producers d. chemosynthesis of sulfide
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Dec 23, 2017
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Which natural event produces oxygen, which can then be used by humans and other organisms?
a. evaporation of water
b. respiration by consumers
c. photosynthesis by producers
d. chemosynthesis of sulfide
Biology
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Steveyang
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C-Photosynthesis by producers
Abie
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Dec 28, 2017
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