Across
- 3. a ecosystem with plants and flowers
- 5. a organism that breaks down waste
- 6. cold ecosystem withpoler bears and glaciers
- 9. a ecosystem with trees rivers plants and bears
- 10. a small species that is impossible to see with the naked eye
- 11. carbon dioxide.
- 12. a ecosystem with underwater animals and corl.
- 15. living thing
- 16. a biotic thing that breathes in carbon dioxide dioxide
Down
- 1. ecosystem with a lot of spcies.
- 2. different kinds of weather in differet kinds of ecosystems.
- 4. dry ecosystem mostly common in hot places
- 6. breaths out oxygen.
- 7. a organism that breathes in oxygen and breathes
- 8. a living thing
- 13. every organism needs this to servive.
- 14. what plants use to grow in and servive.
- 17. different species live to servive.