Across
- 4. succession formation of the ecosystem
- 5. anything that does photosynthesis
- 6. amount of photosynthesis in an ecosystem
- 7. succession rebuilding of the ecosystem
- 9. can produce its own food
- 10. total quantity or weight
- 11. gas to liquid
- 13. ability to compose organic matter
- 15. process of rain,snow, and etc. falling
- 17. eats plants and animals
- 18. ability to do work
- 19. living things
Down
- 1. only eats plants
- 2. drifters in the ocean
- 3. nonliving things
- 8. only eats meat
- 10. large ecosystem in one area
- 12. liquid to vapor
- 14. living and nonliving things coming together
- 16. class of organism that obtain their energy through oxidation in organic molecules