Across
- 8. Rain
- 9. Where something lives
- 10. Extermination of an entire species
- 12. A warm blooded animal with a backbone
- 13. Biological variety of all life on Earth
- 14. An unchanging variable
Down
- 1. Born in water but breathes air as it grows
- 2. Long term weather conditions in an area
- 3. Saying what could happen
- 4. An individual living thing
- 5. Living or non-living things around us
- 6. The state of the atmosphere at a given time
- 7. A cold blooded animal, usually has scales
- 11. Occurs when an environment is contaminated