Answer:
I think its organic material from plants and animals
Explanation
Edge 2020
Answer:
A lot of carbon passes through the atmosphere and into the biosphere through the plants consuming it, or in other words, photosynthesis, and the plants waste is oxygen, which animals breathe and turn into carbon dioxide
TL;DR Plants enter carbon into the biosphere and animals release it into the atmosphere
Answer:
Protozoology should be the answer.
Grana is the term that describes stacks of thylakoids.