Encology

1. mix of sand, clay, and silt
3. the succession that occurs after a volcanic eruption forms new land where there is no soil
8. made of weathered rock, minerals, humus, water and air
9. one species benefits, the other is neither helped nor harmed
11. the succession that occurs after a forest fire where soil is left
13. living or once living and now dead or made by something that was alive
14. both species benefit from the relationship
15. being dependent on others for some needs, being mutually depended on each other
18. by animals used with food/glucose and made with carbon dioxide
21. a pyramid that shows the amount of energy that moves from one energy level to the next
22. eats plants
23. recycles dead organisms and waste
25. eats dead animals
27. eats both plants and meat
28. larger particles allow it to drain quickly

2. one living thing
3. one species benefits, the other is harmed in someway
4. an environmental factor that is not alive, never lived, and was not part of something living
5. the variety of life or species on Earth
6. provides energy for food chains
7. smaller or tightly packed particles keep it from draining quickly
10. a close relationship between species that benefits at least one of the species
12. makes its own food through the process of photosynthesis
16. by plants used with water, sunlight, and carbon dioxide and made with sugar and oxygen
17. eats meat
19. all the members of one species living in an area
20. all of the living and nonliving things that interact in an area
24. all of the different populations living in an area no biotic factors
26. must eat something for energy