Across
- 1. many food chains joined into one
- 3. arrows in a food chain show the flow of _______.
- 4. used to measure acidity
- 5. hunts prey
- 7. eats dead animals
- 8. grow on or in dead material and absorb
- 9. pollutants move up the food chain
- 13. liquid water turns to gas
- 14. eats other organisms to get energy
- 17. evaporation directly from plants
- 18. gets hunted
- 19. eats only consumers
- 21. pH of less than 5.6
- 23. a single line showing who eats who
- 24. more waste than what an ecosystem can break down at a time
Down
- 2. eats both producers and consumers
- 4. makes their own food
- 6. eats only producers
- 10. levels are used to break down ecosystems into how organisms feed
- 11. cycle involving CO2
- 12. the fancy word for rain, snow, sleet and hail
- 15. water vapor (gas) cools and becomes a liquid again
- 16. the total mass of organisms in a given area
- 20. the role of an organism
- 22. dichlorodiphenyltrichloroethane