Across
- 3. water healthy enough to drink.
- 8. living things that show the quality of water
- 9. a measure of how basic or acidic a solution is.
- 10. how clear or cloudy a sample of water is.
Down
- 1. a sybiotic relationship where both organisms are benfiting
- 2. the amount of heat in a substance or object.
- 4. an organism that gets energy from other organisms
- 5. salt levels in water.
- 6. a non living part of a ecosystem
- 7. a place where organisms live
- 9. an organism that makes its own food