Across
- 1. something beyond human control, typically involving weather
- 4. same species and area
- 7. the levels in which an organism is categorized
- 10. stays mostly the same
- 11. Succession restarting from soil or dirt
- 12. succession starting from rock
Down
- 2. can make its own food
- 3. maintaining balance
- 5. energy that moves from one feeding level to another in a food web
- 6. A stable, mature community
- 8. species and habitat in an area changes over time
- 9. cannot make their own food