Biodiversity Review

4. – A status given to species at risk of extinction.
6. – Designated as an area where human activity is limited to conserve wildlife and natural resources is called a (blank) area.
8. – The process by which large, continuous habitats are divided into smaller, isolated sections.
10. – Precipitation that contains harmful amounts of acidic components.
12. – The act of protecting and preserving natural resources and the environment.
14. – The variety of genes within a species population.
15. – International treaty aimed at ensuring that trade in wild animals and plants does not threaten their survival.
17. – The destruction or alteration of the natural environment leading to species decline.
18. – The natural environment where a plant or animal lives.
19. – Utilizing resources in a way that maintains their availability for the future.

1. – Long-term shifts in temperature and weather patterns.
2. – The excessive use of species or resources to the point of depletion.
3. – The variety of life in a particular habitat or ecosystem.
4. – The variety of ecosystems in a given area.
5. – Existing in or caused by nature; not made or caused by humans.
7. – A U.S. law aimed at protecting species at risk of extinction.
9. – locations that contain endemic species.
11. – Different environmental conditions that occur along the boundaries of an ecosystem.
13. – Pathways connecting wildlife habitats, enabling safe animal movement.
16. – A type of resource that can be replenished naturally over time.