Answer:
Photosynthesis It is performed by green plants in the
presence of sunlight and it converts carbon dioxide into carbohydrates, which
is utilised by other living organisms through food chain. Oxygen is replenished
in nature only through the process of photosynthesis,
Respiration Oxygen enters in the living world through the
process of respiration, i.e., it oxidizes the food material (glucose molecules)
and produces energy and carbon dioxide.
You need to login to perform this action.
You will be redirected in
3 sec
