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Oceanic Zone

extends from 200 meters deep all the way down to the bottom of the ocean

Ocean Trench

the deepest parts of the ocean

Photic Zone

the top layer of the ocean where sunlight penetrates


a chemical process where plants and algae use a sun's energy to make sugars from carbon dioxide and water


the plant and algae component of the plankton


a living thing that produces its own food within itself, usually by using sunlight energy in photosynthesis


the amount of dissolved solids in seawater


a volcanic peak that rises at least 3280 feet from the floor


capable of continuing over a long period of time without causing permanent damage


the upward movement to the ocean surface of deeper, cold and usually nutrient-rich waters


animal component of the plankton that feed on phytoplankton and other zooplankton

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