Across
- 2. worldwide sum of all ecosystems.
- 5. a seed, pod, or other edible part of a , used as food.
- 11. a small single-celled organisms.
- 12. is the process of water movement through a plant
Down
- 1. a natural fuel such as coal or gas,
- 3. all the waters on the earth's surface, such as lakes and seas, and sometimes including water over the earth's surface, such as clouds.
- 4. the process of absorption of vitamins,
- 6. movement of water on, above and below the surface of the Earth.
- 7. the process of turning from liquid into vapor.
- 8. (CO2)
- 9. is the biogeochemical cycle by which nitrogen is converted into multiple chemical forms
- 10. is a process used by plants and other organisms to convert light energy into chemical energy that.
