Question

during photosynthesis plants take in CO2 and give out O2 while respiration the plants take O2 and give out CO2 photosynthesis usually occurs during day time while respiration occur continuously for 24 hours then how does the balance of O2 and CO2 remain almost constant ​

Answer 1

Answer:

This is due to Diffusion

Answer 2

Explanation:

This is due to when plant do photosynthesis it does not leave all O2 ,it store come O2 for respiration