Across
- 2. A single step in a food chain or food web
- 7. Organisms that consume dead animal remains that they did not kill
- 8. Group that is exposed to the same conditions as the experimental group except for the independent variable
- 10. Populations of different animals that live and interact with each other in a defined area
- 11. Particular preference or point of view that is personal rather than scientific
- 12. A group of organisms belonging to the same species that interact with each other
- 15. Process in which light energy is used to produce carbohydrates
- 16. Process where a researchers' work is evaluated by other experts in the same field before it is published or accepted.
- 17. The maintenance of relatively constant internal conditions despite changes in external environment
- 18. Organisms that consume decomposing organic matter or feces
- 19. Organism that is able to capture energy from sunlight or chemicals and use it to produce its own food
Down
- 1. A community of organisms that interact with their environment
- 3. Organisms that kill and consume other animals
- 4. Non-living factors of an environment
- 5. Study of interactions among organisms and between organisms in their environment
- 6. Variable that is observed and that changes in response to the experimental treatment
- 8. Process in which chemical energy is used to produce carbohydrates
- 9. Organisms that chemically break down dead organic matter into simple nutrients
- 11. Living factors in an environment
- 13. variable that is being changed in a controlled experiment
- 14. A well tested explanation that unifies a broad range of observations