Across
- 1. an organism that creates its own food
- 5. an organism that kills and eats another organism
- 7. same concentration of solutes as the cell's internal environment
- 8. water molecules moving through a cell membrane
- 10. a community of living organisms that interact within an area
- 12. higher concentration of solute compared to the cell
- 15. light energy is converted into chemical energy
- 18. an animal that is hunted and eaten by another organism
- 20. the variety of life on earth
Down
- 2. when organisms "fight" for the same resources in the same place
- 3. the total mass of organisms in an ecosystem
- 4. the natural environment of an organism
- 6. an organism that breaks down dead organic matter
- 9. ____ species cause harm in a non-native environment
- 11. an impulse action inherited through generations
- 13. organisms exchange gases with the environment
- 14. lower concentration of solute compared to the cell
- 16. when an organism is longer reacting to repeated stimulus
- 17. ____ level is an organism's position within a food chain/web
- 19. an organism that eats other organism