Photosynthesis in Higher PlantsHard
Question
The amount of CO2 in plant is greater at night than during the day because :
Options
A.The rate of respiration is higher at night.
B.More CO2 is produced because it is colder during the night.
C.Photosynthesis during the day uses up some of the CO2 produced by respiration.
D.More glucose is available for respiration during the night