Across
- 1. The process of diluting the salt solution in their bodies, the water flows from areas of low salt solution to areas of high salt solution.
- 6. freshwater fish also ____ large amounts of water so they do not have to drink excess water.
- 7. The salt concentrations in the body of freshwater fish are ___ than in the water around them.
Down
- 2. The salt concentrations in the body of _____ fish are much lower than that in the water around them.
- 3. Any excess salts in a saltwater fish are eliminated in small amounts of very concentrated ____.
- 4. The ____ of freshwater fish retain the salts.
- 5. All fish must have the proper amounts of ___ and water in their bodies.
