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Which form of early photosynthetic life consumed much of the CO₂ in Earth's atmosphere, allowing life to become possible? A Cyanobacteria B. Spirochetes C. Protists D. Red-…

Which form of early photosynthetic life consumed much of the CO₂ in Earth's atmosphere, allowing life to become possible? A Cyanobacteria B. Spirochetes C. Protists D. Red-…
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Which form of early photosynthetic life consumed much of the CO₂ in Earth's atmosphere, allowing life to become possible?

A Cyanobacteria
B. Spirochetes
C. Protists
D. Red-Yellow algae

User Derrick Bell
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1 Answer

4 votes
I think it A because Cyanobacteria absorb co2 from the atmosphere and then release oxygen To the atmosphere
User Steven Green
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