Across
- 1. A living organism that hunts and feeds on others
- 3. A body of water underground
- 6. A place where freshwater and saltwater meet
- 7. Water that contains salt
- 8. Pollution in the water
- 10. An organism that is inhabited by a parasite
- 11. Mixture of salt and freshwater
Down
- 2. Non-living factor that contributes to an ecosystem
- 4. a group of organisms that share features
- 5. Organisms such as humans that consume plants and meat
- 7. Organic matter
- 9. the amount of solids in the water