Marine Science Review Guide Essay

Know that the 3 adaptations that allow phytoplankton to float are cavities in the center of their cells, cells contain oils and fats, and spines around the cavities Are phytoplankton the base of the ocean food for thought chain?What things do phytoplankton need to survive?What percentage of the Earths oxygen are phytoplankton responsible for producing? Which type of phytoplankton are responsible for cerise tide?What negative effects can red tide cause for the nautical environment? If upwelling aids in phytoplankton growth, would less upwelling affect phytoplankton numbers? How? How does a decrease in phytoplankton affect the rest of the food web? Would harmful algal blooms cause erosion?If phytoplankton help reduce carbon dioxide on Earth, what would an append amount of phytoplankton do for carbon dioxide amounts? Marine Iguanas (Lesson 4.07)What do they primarily feed on?What adaptations allow them to live and eat in the water?Where do the marine iguanas live (they are only fou nd in this one area of the world)? Why do these cold blooded organisms lay on the rocks instead of run in the cold water? What is the main reason for their decline in population?Galapagos Islands (Lessons 4.04, 4.06, 4.07)Why do the same species on different Galapagos Islands have some different traits? What is the process of adapting to live more successfully and survive in a habitat called? Food Chains/Webs (Lessons 4.08, 4.09)Know order of organisms in a food chain. (primary producer, consumers tertiary, quairtinary, primary, secondary, and the role of the decomposer) Would bacteria be considered a decomposer?What happens to the 90% of energy that does not transfer to the next trophic level in a food chain? What amount of energy gets transferred to each level of the food chain as you move up it? Know how to choose organism types in afood chainEX phytoplankton = primary producerBe able to create a food chain from a list of marine organisms Be able to explain the difference betwe en a food chain and a food web Are higher trophic level animals more often than not larger in size and fewer in numbers? Which organism in a food chain has the most energy?