Across
- 3. it's a factor
- 4. pineapple slash SHINee
- 6. is the relationship of living things to each other and to what's around them
- 8. the same animals living together
- 10. (-,+)
- 11. species...
- 14. the atmosphere containing all living things
- 15. no organism exists in...
- 17. (+,+)
Down
- 1. this subject
- 2. ecology is the science of the
- 5. ecosystem a...
- 7. different animals interacting with each other
- 9. a factor
- 12. ecologists study specific areas of biological activity called
- 13. (+,0)
- 16. when 2 animals have a close relationship