1. How are photosynthesis and cellular respiration involved in the carbon cycle? 2. What is the basic flow path of the nitrogen cycle? 3. A geologist or physical geographer would describe the...

1. How are photosynthesis and cellular respiration involved in the carbon cycle?

2. What is the basic flow path of the nitrogen cycle?

3. A geologist or physical geographer would describe the phosphorus cycle as a “sedimentary pathway.” Based on what you have learned about the phosphorus cycle in this chapter, what do you think that means?