Term
| Ocean zones cover___ of Earth's surface |
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Definition
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Term
| over ____species live in the ocean |
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Definition
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Term
| the average depth of ocean |
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Definition
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Term
| deepest part of the ocean are____and are _____km deep |
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Definition
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Term
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Definition
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Term
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Definition
| intertidal, neritic, pelagic, benthic |
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Term
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Definition
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Term
| deeper water means___and___ |
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Definition
| more pressure, colder temperature |
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Term
| cold water holds more____ |
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Definition
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Term
| warm water releases oxygen in ____that float to the top |
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Definition
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Term
| clear water means____ and cloudy water means____ |
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Definition
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Term
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Definition
| receives light and provides photosynthesis |
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Term
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Definition
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Term
| Characteristics of Intertidal Zone |
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Definition
high and low tides
submerged in dry cycles
photic
organisms able to withstand crashing waves
high oxygenation rates |
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Term
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Definition
most productive zone
more species than any other zone
photic
strong currents carry nutrients
protection from large predators |
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Term
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Definition
50-80% of photosynthesis
sharks,whales,dolphins,squid,small fish...
light decreases rapidly in depth |
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Term
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Definition
NO light
intense pressure
chemosynthetic bacteria metabolize hydrogen sulfide
temperature exceed 750 degrees C at deep sea vents
normally 0-30 degrees C
angler fish |
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Term
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Definition
part of benthic zone
tube worms at 2500 meters
no light
intense depth causes intense pressure
producers are prokaryotes
higher trophic organisms
metabolizing hydrogen sulfide |
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Term
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Definition
45-50 km(30 miles) thick
varies from 10-70km
ocean floor is 10km
tibetan plateau is 70km |
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Term
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Definition
fresh and salt water
lower salinity than ocean
nutrient rich soil
high biodiversity level
Everglades and Mississippi Delta |
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Term
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Definition
Littoral-closest to shore and fully photic
Intertidal and Neritic
Limnetic-open water w/ photosynthesis
Pelagic
Profundal-deep with no light
Benthic |
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