Ocean 100 Final – SDSU Exam Questions And Answers (Updated And Verified)

Ocean 100 Final – SDSU Exam Questions And Answers (Updated And Verified) Euphotic zone - answerfirst 200 meters -where photosynthesis can take place -suns radiation can be absorbed Seed Plants - answer-true plants -not very abundant -grasses, eelgrass and surfgrass -mangroves -like warm, muddy waters -have a root system Protists - answera) large algae(seaweed) -brown algae(kelp), green (sponge weed), red (rhodophyta) b) phytoplankton(small algae) -most producers -diatoms -coccolithophores -dinoflagellates Eukaryotes - answerseed plants and protists Prokaryotes - answer-ancient and very old -blue-green algae, cyanobacteria -first photosynthesizers, phytoplankton (chalk) -red algae is adapted to survive at greater depths (irish moss) regions of high productivity - answer-polar regions -coasts -coral reefs polar regions - answer-no thermocline -great amounts of sea life coasts - answer-upwelling b/c eckman transport(winds moving water) -nutrients coming from land coral reefs - answervery productive regions of low productivity - answer-subtropical gyres -far from coasts -water doesn't move up or down -no upwelling -very high thermocline energy flow - answer-Producers -Consumers producers - answer-all photosynthetic -autotrophs-self surviving (produce their own food) consumers - answer-all animals -heterotrophs -must consume other organisms (can't stay alive if they don't) vertebrates - answerfishes, amphibians, reptiles, birds, and mammals Adaptations to the Marine Environment - answer1. Swimming/buoyancy 2. Avoiding Predators 3. Gas Exchange 4. Adaptations of deep sea fishes Diffusion - answerthere is a higher concentration of C02 in the water as the fish breathes there is a lower concentration of C02 in the blood Bony fishes - answer-osteichthyes -most successful group in the oceans