| A | B |
| Desert Biomes | Cactus, Lizard. side winder snake |
| Grassland Biomes | Lions, antelope, tall grasses |
| Forest Biomes | Bear, woodpecker, trees |
| Tundra Biomes | arctic fox, polar bear, mosses, small shrubs |
| Freshwater & Marine Biomes | Fresh Bass, trout, Marine dolphin, whales |
| Biome | A group of ecosysytems with similar climates and organisms |
| Community | Are all different oraganisms that live together in an area |
| Equilibrium | A community in an ecosysytem in a state of balance. The numbers of species in the ecosystem do not change drastically |
| Energy roles | An organism that makes its own food. Usually obtain their energy from sunlight through photosythesis. |
| Examples for energy roles | Plants, bacteria, Algae |
| Consumer | An organism that feeds on other organisms for food. They depend on producers for food |
| Decomposer | oraganisms that break down wastes and dead organisms and return the raw materials to the environment |
| Species | a group of similar organisms that reproduce |
| Niche | A specific role in the ecosysytem it lives in |
| Microhabitat | A very specialized habitat |
| Food chain | A series of events in which one organism eats another to obtain energy |
| Food web | many interconnecting food chains |