Across
- 3. disease, space, natural resources, humaninteraction, births, death, mates, catastrophic events, predation
- 4. a non-native species that causes harm to an environment
- 7. the first species to start a ecosystem
- 10. a variety of species interacting together
- 11. the amount of organisms one environment can handle
- 12. living components of an environment
- 13. predator benefits and the prey is consumed
Down
- 1. a specific group of one organism
- 2. a variety of organisms in an ecosystem
- 5. a fire purposely lit to safely apply the natural action of fire
- 6. nonliving components of an environment
- 7. what predators kill for food
- 8. animals and plants are being affected negatively by its phenomenon
- 9. The change in an environment and how it develops