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Which of these provides most of the oxygen in Earth's atmosphere? coral reefs rainforest plants ocean phytoplankton continental grasslands
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Which of these provides most of the oxygen in Earth's atmosphere?

coral reefs
rainforest plants
ocean phytoplankton
continental grasslands

User Denis Biondic
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1 Answer

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Step-by-step explanation:

ocean phytoplankton because produces half of the world's oxygen

User RithwikBojja
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