BI-1103
Aerobic respiration
Biology · Secondary 3 · Medium · Aerobic respiration
A potted plant is kept in the dark for 24 hours and then placed in bright light. Which statement about its gas exchange over the next 6 hours is correct?
- Only respiration occurs, so oxygen is taken in only.
- Only photosynthesis occurs, so oxygen is released only.
- Both occur; overall oxygen is released and carbon dioxide taken in.
- Both occur; overall oxygen is taken in and carbon dioxide released.
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