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ka9ttydeaumazaluz ka9ttydeaumazaluz
  • 12-01-2017
  • Biology
Answered

How did an oxygen-rich atmosphere develop from a carbon dioxide-rich atmosphere? multiple choice through photosynthesis by cyanobacteria through asteroid impacts through volcanic eruptions

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kaivalyashenoy
kaivalyashenoy kaivalyashenoy
  • 12-01-2017

through photosynthesis by cyanobacteria and plants containing chlorophyll pigment
this is the only natural process which releases the life supporting gas oxygen into the atmosphere

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