Question

Oxygen is formed from carbon dioxide in _____(1)_____, while carbon dioxide is formed from oxygen in _____(2)_____.

(1) photosynthesis, (2) cellular respiration
(1) cellular respiration, (2) photosynthesis
(1) fermentation, (2) anaerobic respiration
(1) aerobic respiration, (2) photosynthesis

Answer 1

1) photosynthesis, (2) cellular respiration

Step-by-step explanation:

Answer 2

Answer: 1) photosynthesis, 2) cellular respiration

Step-by-step explanation: