Across
- 3. The most common organic molecule
- 9. Succession that starts with bare rock
- 10. Fixation The ability of bacteria to change Nitrogen Gas into a form that can be used by plants
- 11. State of Matter change from a gas to a liquid
- 13. State of Matter change from a liquid to a gas
- 14. The process in which animals release water vapor and Carbon Dioxide
- 15. Provides the energy for the Water Cycle
- 16. The burning of a substance
- 17. Species The first species to colonize an uninhabited area
Down
- 1. The gradual development of a community over time
- 2. The process by which plants use Carbon Dioxide to make sugars
- 4. Water that flows from land to rivers and lakes
- 5. The breakdown of substances by bacteria
- 6. Water Vapor released by plants
- 7. Succession that starts after a natural disaster
- 8. Rain, Snow, Sleet, Hail
- 12. Organisms need this to build proteins and DNA
