Across
- 3. a change in the particular environment or place where organisms or species tend to live.
- 7. a species of Myriophyllum native to Europe, Asia, and north America
- 11. a nomenclature term and categorization phrase used for flora and fauna
- 12. a species that has a disproportionate effect on its environment relative to its biomass.
- 15. deciduous erect spreading broom native to western Europe; widely cultivated for its rich yellow flowers.
Down
- 1. The activity or condition of competing
- 2. The variety of life in the world or in a particular habitat or ecosystem.
- 4. a species living outside its native habitat
- 5. A widely distributed weed
- 6. a species that is native to its area
- 8. Serious pest worldwide
- 9. A group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
- 10. An organism that lives in or on another organism (its host) and benefits by deriving nutrients at the host's expense.
- 13. The preying of one animal on others.
- 14. A biological community of interacting organisms and their physical environment.
