| A | B |
| Population Density | The number of individuals in a specific area. |
| Estimate | An approximation of a number based on reasonable assumptions. |
| Birth Rate | The number of births in a population in a certain amount of time. |
| Death Rate | The number of deaths in a certrain amount of time. |
| Immigration | Moving into a population. |
| Emigration | Leaving a population. |
| Limiting Factor | An Environment factor that prevents a population from increasing. |
| Carrying Capacity | The larges population that an area can support. |
| ABCDEF | GHIJKL |
| MNOPQRS | TUVWXYZ |