| A | B |
| Biosphere | life ball |
| Biomes | detremined by what lives there |
| limiting factors | determines what can live there |
| photic zone | narrow top layer of the ocean, photosynthesis, 1000 m |
| aphotic zone | Beyond the photic zone, light is filtered out |
| intertidal zome | shore line, high tide and low tide marks here |
| neritic zone | deep zone, where continent drops off |
| oceanic zone | open ocean |
| pelagic Zone | any water not on the bottom of the shore |
| Benthic Zone | the sea floor |
| abyssal zone | no light, a lot of pressure, cold water |
| erosion | nature wears away at soil |
| producers | produce their own energy |
| consumers | comsume their energy |
| anaerobic | living where there's no oxygen |
| nitogen fixation | when prokaryotes convert nitrogen to ammonia |
| detritivores | decomposers, break down organisms |
| food chain | an straight example from the food web |
| food web | the whole cycle |
| inorganic | not living, doesn't have carbon |
| groundwater | water thats in the ground |
| cellular respiration | a way carbon is returned to the atmosphere (burning oxygen) |