Question

1. Which process uses oxygen?photosynthesis or cellular respiration

2. Which process uses carbon dioxide?photosynthesis or cellular respiration

3. Which process produces oxygen?photosynthesis or cellular respiration

4. Which process produces carbon dioxide?photosynthesis or cellular respiration

Answer 1

the answer is cellular respiration

Answer 2

1 Cellular Respiration
2 Photosynthesis
3 Photosynthesis
4 Cellular respiration