Across
- 2. only eats meat
- 4. group of people living together or around each other
- 5. substance during a natural process
- 8. leaves one place and settles permanently in another
- 12. feeds on dead plants and animals
- 14. breathing
- 16. first species to colonize
- 17. plastid in a green plant
- 19. going after your food
- 21. factor that tends to limit the population
- 23. only eats plants
- 24. leaving one place and completely moving to another
- 25. interaction that happens in a close area both things benefit
Down
- 1. the earth
- 2. one benefits, and the other is not hurt or harmed
- 3. cannot produce its own food
- 6. the number of organisms a population can handle
- 7. specific type of organism that all have similarity
- 9. makes its own food
- 10. when an animal has a strength to stay in a specific area and survive
- 11. the process by which green plants change color because of the sunlight
- 13. substance that changes during a reaction
- 15. the number of inhabitants in a specific area
- 18. eats both meats and plants
- 20. organelle found in large numbers of most cells
- 22. organism that lives on a host and the host does not benefit