[SC2015] BIOL (9-12) 7 :
7 ) Develop and use models to illustrate examples of ecological hierarchy
levels, including biosphere, biome, ecosystem, community, population, and
[SC2015] BIOL (9-12) 8 :
8 ) Develop and use models to describe the cycling of matter (e.g., carbon,
nitrogen, water) and flow of energy (e.g., food chains, food webs, biomass
pyramids, ten percent law) between abiotic and biotic factors in ecosystems.