Question

What is the role of oxygen in photosynthesis and in cellular respiration?

A Oxygen is used in photosynthesis to produce glucose and is released during cellular respiration.
® Oxygen is released in photosynthesis and used in cellular respiration to produce energy.
© Oxygen is combined with carbon dioxide in photosynthesis to release energy and released from carbon dioxide
during cellular respiration.
Oxygen is released from glucose during photosynthesis and combines with carbon dioxide to produce energy
during cellular respiration.

Answer 1

B is correct. Oxygen is released in photosynthesis and used in cellular respiration to produce energy.

A is not correct as oxygen is produced and not used in photosynthesis,
C is not correct as oxygen and carbon dioxide do not interact in photosynthesis,
D is not correct because oxygen is released from plants and not from glucose.