Across
- 2. the biogeochemical cycle in which carbon is cycled through the lithosphere, atmosphere, hydrosphere, and biosphere
- 5. the series of processes that cycle water through the environment
- 7. the movement of matter through the biotic and abiotic environment
- 9. the level of an organism in the ecosystem depending on its feeding position along a food chain
- 12. the function a species serves in its ecosystem, including what it eats, what eats it, and how it behaves
- 14. a sequence of organisms, each feeding on the next, showing how energy is transferred from one organism to another
- 15. the maximum population size of a particular species that a given ecosystem can sustain
- 16. a body of water that is rich in nutrients
Down
- 1. the mass of living organisms in a given area
- 3. a large geographical region defined by climate with a specific set of biotic and abiotic features
- 4. a representation of energy, numbers, or biomass relationships in ecosystems
- 6. the series of processes in which nitrogen compounds are moved through the biotic and abiotic environment
- 8. the abiotic conditions within which a species can survive
- 10. the land area drained by a particular river (a.k.a drainage basin)
- 11. any factor that restricts the size of a population
- 13. a body of water that is low in nutrients
- 14. a representation of the feeding relationships within a community