Expert Groups: p 72-76 Aquatic Biomes: Life in the Water Group 1 #1-9 Group 2 #10-18 Group 3 #19-25 1. What is a biome? ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ 2. Where are aquatic biomes located? ______________________________________________________________________________ 3. How much of Earth’s surface is covered in water? _____________________________________ 4. What does biomass mean? _______________________________________________________ 5. In the marine environment, what is most of the biomass? _______________________________ 6. What are photic zones? ___________________________________________________________ 7. Where are photic zones found? ____________________________________________________ 8. What are aphotic zones? __________________________________________________________ 9. Where are aphotic zones found? ___________________________________________________ 10. What happens when rivers meet the oceans? ______________________________________________________________________________ ______________________________________________________________________________ 11. What is an estuary? ______________________________________________________________________________ ______________________________________________________________________________ 12. Describe the salinity of an estuary. ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ 13. What are two factors that affect salinity in an estuary? ______________________________________________________________________________ 14. Why are salt marshes an important ecosystem? ______________________________________________________________________________ ______________________________________________________________________________ 15. What causes the rise and fall of tides? _______________________________________________ 16. What is an intertidal zone? ______________________________________________________________________________ ______________________________________________________________________________ 17. What are the characteristics of intertidal zones? ______________________________________________________________________________ ______________________________________________________________________________ 18. Name three adaptations that organisms have in order to survive in the intertidal zone. ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ 19. What contributes to the abundant life in the photic zone of the ocean? ______________________________________________________________________________ ______________________________________________________________________________ 20. Is there life in the ocean below the photic zone? If so, what do they eat? ______________________________________________________________________________ 21. What kind of organisms do you find in freshwater biomes? List 8. ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ 22. How does water depth affect temperature? ______________________________________________________________________________ ______________________________________________________________________________ 23. What abiotic factors limit the kinds of organisms that can live in an aquatic environment? ______________________________________________________________________________ Problem Solving Lab p74 24. What can you tell about how the experiment was done using the x and y axis information? ______________________________________________________________________________ ______________________________________________________________________________ 25. What specific information was learned as a result of the experiment? ______________________________________________________________________________ ______________________________________________________________________________