Across
- 2. the study of living things
- 3. a chiefly freshwater fish of the salmon family
- 6. an animal that lives by killing and eating other animals
- 7. a living thing that reproduces, grows, and needs oxygen
- 9. an animal that is hunted or killed by another animal for food
- 11. a place where an organism makes its home
- 13. the total of individuals occupying an area
Down
- 1. the place where organisms live or occupy
- 4. the upper limit beyond which trees do not grow (as on mountains) called also tree line
- 5. a body of water that is surrounded by land
- 8. producing offspring that are similar to the parent organism
- 10. a situation where two or more people or things communicate with each other or react to each another
- 12. a community or group of living organisms that live in and interact with each other in a specific environment