Science, asked by arifansari1371, 2 months ago

Oxygen is returned to the atmosphere mainly by .

(a) Burning of fossil fuel

(b) Respiration

(c) Photosynthesis

(d) Fungi

Answers

Answered by Utsav290611

1

Answer:

Oxygen is returned to the atmosphere mainly by Photosynthesis.

Answered by meowlil0709

0

Answer:

(c) photosynthesis

Explanation:

oxygen is returned to the atmosphere mainly by photosynthesis.

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