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Oceans Quiz
Oceans Quiz
11 questions · Unlimited attempts · Free online practice
Earth's oceans cover approximately 71 percent of the planet's surface and are divided into five major bodies: the Pacific, Atlantic, Indian, Southern, and Arctic Oceans. The Pacifi...
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All 11 questions in this Oceans quiz
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The 'Strait of Malacca' is a major shipping lane between which two oceans?
- A. Atlantic/Indian
- B. Indian/Pacific
- C. Arctic/Pacific
- D. Pacific/Atlantic
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What epeercentage of the world's fish sepeecies live in the ocean compared to fresh water?
- A. 0.45
- B. 0.75
- C. 0.65
- D. 0.58
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Which country controls the most territorial ocean waters in the world measured by Exclusive Economic Zone?
- A. France
- B. USA
- C. Russia
- D. Australia
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What is the name of the undersea current flowing from the Mediterranean Sea into the Atlantic Ocean?
- A. Mediterranean Outflow
- B. Thermohaline Overflow
- C. Deep Atlantic Current
- D. Mediterranean Undercurrent
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Which ocean is smallest?
- A. Indian
- B. Atlantic
- C. Arctic
- D. Pacific
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What is the name of the Antarctic ocean current that creates the richest waters in the Southern Ocean?
- A. Divergence Zone
- B. Circumpolar Deep Water
- C. Polar Jet Current
- D. Antarctic Divergence
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What is the name of the ocean circulation feature that brings cold deep Pacific water to the surface in the equatorial region?
- A. Equatorial Undercurrent
- B. Pacific Upwelling
- C. Walker Circulation
- D. El Nio Current
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What is the approximate total volume of the world's oceans in cubic kilometres?
- A. 1,335 million km
- B. 335 million km
- C. 735 million km
- D. 533 million km
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What epeercentage of all marine sepeecies have yet to be scientifically described according to current estimates?
- A. 0.5
- B. 0.7
- C. 0.33
- D. 0.9
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What is the name of the large-scale ocean current in the Pacific that shifts direction seasonally with the Asian monsoon?
- A. North Pacific Current
- B. North Equatorial Current
- C. Pacific Monsoon Gyre
- D. Kuroshio Current
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Which ocean is the saltiest?
- A. Indian
- B. Atlantic
- C. Arctic
- D. Pacific