| A | B |
| individual | one single organism |
| population | group of same species living together |
| community | group of all species living together |
| ecosystem | an area's community and its non living environment |
| abiotic | non living things in ecosystem |
| biotic | living organisms in ecosystem |
| biome | large grouping of similar ecosystems |
| biosphere | the entire living and non living planet |
| environment | another term for the outside world |
| climate | description of annual temperature and precipitation for an area |
| vegetation | plant life |
| ecology | study of interactions between organisms and between them and environment |
| homo sapiens | the species you belong to |
| food web | shows energy connections between organisms |
| producer | autotroph, makes own food |
| consumer | heterotroph, eats food |
| herbivore | consumes plants |
| omnivore | consumes plants and animals |
| carnivore | consumes animals |
| predator | organism that is hunting |
| prey | organism being hunted |
| competition | when two organisms try to access the same resource |