Question
Question: Photosynthesis and respiration are central to which cycle?...
Photosynthesis and respiration are central to which cycle?
A
The nitrogen cycle
B
The carbon cycle
C
The phosphorus cycle
D
The sulfur cycle
Answer
The carbon cycle
Photosynthesis and respiration are central to which cycle?
The nitrogen cycle
The carbon cycle
The phosphorus cycle
The sulfur cycle
The carbon cycle