Environmental Sciences, asked by jayantasaha881, 3 months ago

2. The main source of oxygen in atmosphere is —

(A) Respiration

(B) Excretion

(C) Photosynthesis

(D) None of the above

Answers

Answered by rishika7744

0

Answer:

photosynthesis. hope it is is helpful

Answered by jevisprmr13gmailcom

0

Answer:

c) photosynthesis

Explanation:

please mark me as brainliest

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