Across
- 3. Eats only meant
- 9. Group of the same species
- 11. chain Single sequence of feeding relationships
- 13. All the organisms that live in a place together with their nonliving environment
- 14. level Each step in a food chain or food web
- 15. Total amount of living tissue within a given trophic level
- 16. Total of the variety of organisms in the biosphere
- 17. Many food chains combined
- 19. Process in which chemical energy is used to produce carbohydrates
- 21. Physical or nonliving factor that shapes an ecosystem
- 22. Assemblage of different populations that live together in a defined area
Down
- 1. The study of how organisms interact with each other and their environment
- 2. Single species that is not usually abundant in a community yet exerts strong control on thr structure
- 4. Autorophs convert light energy into chemical energy
- 5. Eats dead organic matter
- 6. Eats only plants
- 7. Organism that is able to capture energy from sunlight or chemicals and can produce its own food
- 8. Any living part of the environment with which an organism might interact
- 10. Eats both meat ans plants
- 12. Breaks down organic matter
- 18. Shows the amount of energy available at each trophic level
- 20. Organism that obtains food by consuming other living things