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The deepest point of the five oceans, and in fact the Earth, lies in the Pacific Ocean? What is the point called?
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The Mariana Trench
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The South Sandwich Trench
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The Kermadec Trench
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The Izu-Ogasawara Trench
Explanation
Located in the Pacific oceans, Mariana Trench is the deepest point known in the oceans so far. It has a depth of 10,984 meters.
What is the name of the longest mountain range on Earth?
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Mid-Oceanic Range
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Mount Verma Range
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The Andes
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The Himalayas
Explanation
The name of the longest mountain range on Earth is the Mid-Oceanic range. It is much longer than the Andes, which is the longest mountain range on land.
Which gas is found dissolved in the maximum concentration in ocean water?
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Nitrogen
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Oxygen
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Carbon dioxide
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Hydrogen
Explanation
Nitrogen is dissolved in the maximum concentration in ocean water. It is present in 15% by volume, while oxygen, mostly present at the surface, is around 21%.
Which is the shallowest ocean among the five?
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Arctic Ocean
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Antarctic Ocean
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Indian Ocean
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Atlantic Ocean
Explanation
The five oceans have distinct features of their own. While the Arctic Ocean is the shallowest and the smallest of all five, the Indian Ocean is the only one named after a country.
What is the name of the remotest point in the ocean?
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Point Nemo
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Easter Point
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Point Garcia
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Point Diego
Explanation
The most remote point in the ocean is in the Pacific Ocean. It is known as Point Nemo. This point is the farthest point we can move away from land.
Name the tallest mountain located in the Pacific Ocean?
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Mauna Kea
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Mount Everest
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Vema Seamount
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Davidson Seamount
Explanation
Mauna Kea is a volcano that is located deep inside the Pacific Ocean. It is also the world's tallest mountain.
The highest underwater cliffs (seamount) are found in which region?
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Hawaii
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Bahamas
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Chile
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Morocco
Explanation
There are several underwater cliffs in the oceans, with the largest of them present in Hawaii. Its name is the Mauna Kea.
How much is the pressure in Mariana Trench?
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3 tonnes / sq. in. (6,720 psi)
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5 tonnes / sq. in. (11,200 psi)
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8 tonnes / sq. in. (17,920 psi)
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12 tonnes / sq. in. (26,880 psi)
Explanation
Having a pressure of 8 tonnes /sq. in (17,920 psi) and located in the Pacific oceans, Mariana Trench is the deepest point known in the oceans so far. It has a depth of 10,984 meters (36,036 ft).
Of the five oceans, which one is the saltiest?
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Atlantic Ocean
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Pacific Ocean
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Indian Ocean
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Arctic Ocean
Explanation
The five oceans have distinct features of their own. While the Pacific Ocean happens to be the largest one, the Arctic Ocean is the shallowest and the smallest of all five.
What is the length of the largest blue whale ever found?
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33 meters (111 ft)
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15 meters (49 ft)
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25 meters (82 ft)
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22 meters (72 ft)
Explanation
A blue whale can weigh up to 199 tons, and the largest known blue whale had a length of around 30 meters. It is the largest of all the animals known to exist on the planet.
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