Across
- 1. Is an earth ecosystem
- 3. Richness The number of species that live in a certain location
- 6. Basic unit of soceity
- 7. Pertinent or common to the whole world
- 9. Formation of new species through evolution
- 10. The ability to do work
- 12. Confined to just one area
- 14. The variety of life forms on earth and the essential interdependence of all living things.
Down
- 1. The different regions of our planet that have different climates, plants and animals.
- 2. Is the migration seen as an exit of individuals from one region
- 4. Basic unit of life
- 5. Species Is any species intentionally or accidentally transported and released by man into an environment outside its present range
- 8. The process plants absorb sunlight and turn that energy into food
- 11. Coldest biome
- 13. Smallest part of matter