Across
- 1. mix of sand, clay, and silt
- 6. eats dead animals
- 7. one living thing
- 8. factor that was never alive or never lived
- 10. must eat something for energy all animals
- 13. all of the different populations living in one area (no abiotic factors)
- 16. only eats meat
- 17. smaller particles keep it from draining quickly
- 18. one species benefits, the other is harmed in some way
- 19. the variety of life (or species) on Earth
Down
- 2. eats both plants and meat
- 3. all of the living and nonliving things that inteact in an area
- 4. only eats plants
- 5. factor that is living or once lived
- 9. makes its own food a plant
- 11. larger particles allow it to drain quickly
- 12. both species benefit from the relationship
- 13. one species benefits, the other is neither helped nor harmed
- 14. recycles dead plants and animals
- 15. all the members of one species living in one area