| A | B |
| deifinition of community | organisms that live together in an ecosystem (all of the populations) |
| example of a population | all of the maple trees living in an area |
| soil | example of an abiotic factor |
| a giraffe's long neck | an example of an adaptation |
| definition of niche | the unique role a species plays in its community |
| definition of population | all the members of one species that live in the same area |
| an example of a biotic factor | a meadowlark |
| definition of adaptation | a structure or behavior that enables a species to survive |
| definition of abiotic | nonliving things in an ecosystem |
| definition of biotic | living or once living things in an ecosystem |
| definition of an ecosystem | an area where living and nonliving things interact |