Across
- 3. - plants making own food
- 5. - What happens after caused
- 9. - One organism benefits the other is harmed
- 10. web - shows a web of organisms that eat each other and plants
- 11. - both organisms benefit
- 14. - when motion occurs
- 15. - breaks down dead organisms
- 16. a plant that helps life start in that area.
- 17. a nonliving factor of an environment
- 18. When something effects the habitat
- 20. - one organism is helped the other is not affected
Down
- 1. - every organism in a habitat
- 2. energy- The energy of motion
- 4. an animal's home
- 6. chain- a straight line showing what organism eats what food
- 7. - something that eats a plant or animal
- 8. - When a habitat is destroyed
- 12. direct contact for energy
- 13. - something that starts a food chain
- 19. a living factor of an environment