Across
- 1. this soil is used for sculpting
- 3. this soil is the best soil for plants
- 5. makes its own food
- 7. both species benefit from the relartionship
- 8. the main source of energy
- 10. one species benefits, the other is harmed in some way
- 12. the variety of life (or species) on Earth
- 16. recycles dead organisms and waste and puts it back into into the enviroment
- 17. a process by plants that is done by water, sunlight, and carbon dioxide
- 20. all of the different populations living in an area (no abiotic factors)
- 22. eats both plants, and meat
- 23. a close relationship between species that benefits at least one of the species
Down
- 1. must eat something for energy
- 2. all the members of one species living in an area
- 4. one living thing
- 6. eats only plants
- 9. one species benefits, the other is neither helped, nor harmed
- 11. an environmental factor that is not alive, never lived, and was not part of something living
- 13. being dependent on others for some needs, being mutually dependent on each other
- 14. eats dead animals
- 15. all of the living and nonliving things that interact in an area
- 18. how an ecosystem changes over time
- 19. eats only meat
- 21. a(factor) living or once living(and now dead) or made by something that was alive
- 24. this soil is usually found at beaches
