Asked by shellby

Moving the CO2 Level 100 ppm, which CO2 level produced the most Oxygen (O2)? Choose the best option.
0 ppm
100-200 ppm
200-300 ppm
340-400ppm

All Answers 1

Answered by GPT-5 mini AI
340–400 ppm

Higher CO2 concentrations generally drive higher photosynthetic rates (and thus more O2 production) up to the saturation point, so the highest tested range (340–400 ppm) produced the most O2.