15 vocabulary word puzzle
Across
- 3. bacteria converting ammonia to nitrites and nitrates
- 4. any process, location, or system that releases a substance or energy into the environment, adding it to a cycle.
- 5. evaporation of water from plant
- 8. liquid water changes to vapor
- 9. bacteria temporarily lock up nutrients for their own use
- 13. absorption of nutrients by an organism
- 14. all living things on Earth and the environments where they exist.
- 15. Water stored underground in aquifers
Down
- 1. conversation of nitrates back to atmospheric gas
- 2. movement of water across Earth’s surface
- 6. rain, snow, sleet, or hail returning water to Earth
- 7. water vapor cools to liquid forming clouds
- 10. layer of rock or sediment holding groundwater
- 11. the gases surrounding Earth, forming the air and weather systems.
- 12. has solid parts of Earth, including rocks, soil, and landforms.