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tino4ka555 [31]
3 years ago
5

Most of the earth's oxygen is produced by:

Social Studies
2 answers:
Vadim26 [7]3 years ago
6 0

Answer:

Plankton

Explanation:

SKSKSKSKSKSKSKSKSK easy:)

Shkiper50 [21]3 years ago
4 0

Answer: plankton

Earth oxygen is mainly composed of plankton. In this case, the plankton we are referring to:

  • bacteria
  • drifting plants
  • drifting algae

Hope it helps!

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