^ 10. Be able to answer questions about a biogeochemical cycle given a diagram, similar to those you saw in lecture or in lab. 11. What are the major reservoirs and fluxes (processes) in the carbon cycle? Why is the carbon cycle out of balance? 12. How is carbon dioxide related to global climate change? What trends do we expect to see with global climate change? (e.g. sea level rise) 13. What would someone consider when characterizing an ecosystem? (What are the main species in the ecosystem? How does energy flow through the ecosystem? How are nutrients cycled within the ecosystem?) 14. What are the major threats to biodiversity? What are the potential benefits to biodiversity?.