Across
- 3. describes plants that are introduced and spreads too intensely, generally harming the native environment.
- 5. this refers to when a group of living beings move to a new area and settle there.
- 8. describes plants that humans bring to a place where it does not naturally occur.
- 9. describes plants that can live multiple years in an environment.
Down
- 1. a trait that helps a plant or animal survive in their environment.
- 2. describes the variety of living beings in an environment.
- 4. describes plants that complete their life in one year.
- 6. this means the same as native
- 7. naturally appears in a specific region and evolved there without human introduction.
