Across
- 2. nonliving factors in an organism’s environment
- 5. large group of ecosystems that share same climate
- 7. organisms that obtain energy from the sun
- 8. a thin layer around Earth that supports life
- 9. role or position of an organism in its environment
- 12. any factor that restricts the number of an organism
- 14. a single species that share the same location
- 15. type of succession that takes place after a fire
- 16. one organism benefits and the other is unaffected
- 17. only cycle that does not contain the atmosphere
- 19. type of growth model represented by carrying capacity
- 20. cycle where plants contribute through transpiration
Down
- 1. living factors in an organism’s environment
- 3. a group of interacting populations that share the same area
- 4. one organism benefits at the others expense
- 6. organism that must eat to obtain energy
- 10. species that is changing conditions on earth by its activities
- 11. the variety of life in an area determined by the # of species
- 13. model representing many interconnected food chains
- 18. type of succession that does not have any topsoil