Across
- 3. an animal that is hunted and eaten for food
- 7. all nonliving factors in an ecosystem
- 8. organisms that break down dead plants/animals
- 11. sugar produced from photosynthesis
- 13. the percentage of energy lost in an energy pyramid
- 15. waste produced from photosynthesis
- 16. all living factors in an ecosystem
- 17. relationship where both organisms benefit
- 21. an animal that hunts other animals for food
- 24. waste produced from humans
- 25. organisms that eat plants and animals
- 26. number of substances needed for photosynthesis
- 27. what parasites need to attach to in order to survive
Down
- 1. first consumer to eat the producer
- 2. number of substances produced from photosynthesis
- 4. food webs show the flow of _______in ecosystems
- 5. consists of biotic and abiotic factors
- 6. all the same organisms living in same place
- 9. process that plants go through
- 10. relationship.. one benefits and one unharmed
- 12. one direct pathway showing energy flow
- 14. all populations in a given place
- 18. organisms that eat meat only
- 19. organisms that eat plants only
- 20. where photosynthesis takes place in a cell
- 21. relationship..one benefits and one harmed
- 22. means light
- 23. relationships in ecosystems