Across
- 4. ___ consumer; eats organisms that eats plants
- 5. breaks down dead organisms in food chain
- 7. ___ consumer; eats plants
- 8. living
- 11. the process to break down sugar and oxygen into energy
- 13. source of all energy in food chains
- 14. fuel, heat, oxygen
Down
- 1. usually first in food chain; usually plants
- 2. how plants make sugar
- 3. ___ burn; controlled fires for forest management
- 6. symbiotic relationship where one species benefits, the other is neutral
- 9. symbiotic relationship where both species benefit
- 10. nonliving
- 12. symbiotic relationship where one species benefits, the other is harmed