Fill in the blank.

Choices:
- animals
- land
- birds and fishes
- shoreline
- journey
- water

1. Estuarine plants help prevent erosion of ____.
2. An estuary serves as a nursery ground for thousands of species of _____.
3. Estuaries provide different habitat to valuable species of plants and ____.
4. Estuaries are biologically productive which provide ideal areas for Migratory birds to rest after a long ____.
5. Much of the sediments and pollutants from uplands are filtered by estuaries which creates cleaner and clearer ____.