Oceanography/Plankton Kahoot – Flashcards
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Which word is another term for sea floor?
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abyssal plain
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Which term refers to the depth and shape of the sea floor?
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bathymetry
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Which of the following is the drastic change in salinity of the ocean?
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halocline
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Which of the following is determined by the temperature and salinity of the ocean?
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density
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Which of the following is paired correctly?
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conveyor belt: density driven circulation
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Which zone of the ocean is the pycnocline in?
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mesopelagic
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Which of the following is paired correctly?
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Wavelength: distance from trough to trough
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____ is organic material falling through the ocean, ____ is when it accumulated on the shore
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Marine Snow; sea foam
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The surface area of the ocean that is affected by wind gusts is called...?
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fetch
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Plankton that are classified as plants are only...
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holoplankton
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True or False: HABs always produce toxins.
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False
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True or False: 50% of atmospheric oxygen comes from diatoms
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False
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When increased nutrients enter the ocean and cause an algal bloom, it is called...
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eutrophication
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Copepods are
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Holoplankton and Zooplankton
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Which compound ultimately causes ocean acidification?
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CO2
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Which of the following is an ion?
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Cl-
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What are shells in the ocean made of?
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CaCO3
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Why do waves refract?
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They encounter a new material
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Which compound causes bioluminescence?
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luciferin
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What do cyanobacteria have in common with phytoplankton?
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They produce oxygen buildup in the atmosphere, are phytoplankton, holoplankton, and microscopic
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What are the two most common elements in the ocean?
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H, O
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Why is a buildup of H+ bad for the ocean?
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Ca can't bind with CO3, water becomes acidic, and shells become weaker
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What is a black smoker?
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hydrothermal vent
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Which land form has two different ecosystems on it?
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barrier island
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Which type of tidal pattern has one high and one low tide every 24 hours?
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diurnal
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Which of the following is NOT an existing gyre?
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Arctic
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Which of the following is correct?
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Seamounts are rising underwater mountains
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Which process causes hypoxia?
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decomposition
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Which of the following does NOT relate to plankton abundance?
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Salinity
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Is the water on the Eastern shore warm or cold?
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warm
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What is the "mixed layer?"
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epipelagic; area effected by winds and waves, and the area of ocean above the "clines"
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What is the order of the ocean zones?
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Epipelagic, Mesopelagic, Bathopelagic, Abyssalpelagic, and Hadapelagic
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Which direction does the Coriolis force influence fluid in the Southern hemisphere?
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to the left
