Across
- 2. gets energy from plants
- 8. gets energy from plant and animal remains
- 10. group of individuals that belong to the same species and live in the same area
- 11. gets energy from breaking down organic matter
- 13. gets energy from meat
- 14. making food using chemical energy instead of sunlight
- 18. group of organisms so similar to one another that they can breed and produce fertile offspring
- 20. gets energy from plants and meat
- 21. a sequence of organisms in an ecosystem where each one is eaten by the next one in the chain
- 22. another name for consumer
- 23. group of ecosystems that have the same climate and dominant communities
Down
- 1. a step in the food chain or food web that shows how energy moves through an ecosystem. Organisms at each level get energy by eating the organisms from the level below them.
- 3. the process of taking sunlight to convert it to energy
- 4. the total mass of living organisms in a particular area or ecosystem
- 5. all life on earth from highest places in the atmosphere to the lowest trenches in the ocean
- 6. another name for autotroph
- 7. another name for heterotroph
- 9. asssemblages of different populations that live together in a defined area
- 12. a diagram that shows how energy or biomass is distributed among different trophic levels in an ecosystem
- 15. collection of all the organisms that live in a particular place together with their nonliving, or physical environment
- 16. similar to food chain, but shows many different paths of energy flow in an ecosystem
- 17. another name for producer
- 19. the scientific study of interactions among organisms between organisms and their environment or surroundings