Across
- 2. is an organism that decomposes, or breaks down, organic material such as the remains of dead organisms
- 5. are organisms that eat organisms from a different population
- 8. A relationship between two organisms of unlike species in which one captures and feeds on the other organism
- 11. is a coniferous forest of the cold, subarctic region
- 12. all the living things in an ecosystem
- 13. an animal that gets food from killing and eating other animals
- 15. the interaction of all species in a given area
- 16. an animal hunted or seized for food, especially by a carnivorous animal
- 17. are organisms that are able to make their own food using abiotic elements in the environment
- 18. a kind of animal that eats other animals and plants
Down
- 1. an area, as a prairie, in which the natural vegetation consists largely of perennial grasses
- 3. are animals whose primary food source is plant-based
- 4. a vast, flat, treeless Arctic region
- 6. the natural home or environment of an animal, plant, or other organism
- 7. a specific environment that's home to living things suited for that place and climate
- 9. non-living chemical & physical parts of the environment
- 10. is a barren area of landscape where little precipitation occurs
- 14. the action of clearing a wide area of trees
- 16. introduction of harmful materials into the environment