Across
- 3. shows how sunlight energy passes
- 5. birds of prey, cats, and sharks
- 9. worms, fungus, and bacteria
- 10. shows how food chains are connected
- 11. hunts for food
- 12. the function of someone or something
Down
- 1. shows the amount of energy in an ecosystem
- 2. you
- 4. hunted for food
- 5. the struggle between organisms for energy
- 6. trees and algae
- 7. porcupines, rabbits, and deer
- 8. eat other organisms for energy