Oceans
The decrease of oxygen in water is referred to as what?
More Questions from Oceans
How many pairs of short smooth baleen do adult fully mature gray whales have in their mouth?
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The collective name for the group of crabs is what?
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What is the periodic rise and fall in the ocean's water level called?
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Which of the following speeds have Orca whales been know to swim up to in bursts to catch prey?
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Who became the first European to see the Pacific Ocean in 1513 by crossing the Isthmus of Panama?
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What ocean did European explorers cross to get to the New World?
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