Physical geography miscellaneous


  1. In sea, plants are restricted up to the depth of









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    In sea, vegetation's are found up to the depth of 200 m.

    Correct Option: B

    In sea, vegetation's are found up to the depth of 200 m.


  1. Sea water is saltier than rain water because









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    Sea water is saltier than rain water because rivers wash away salts from earth and pour them into the sea.

    Correct Option: A

    Sea water is saltier than rain water because rivers wash away salts from earth and pour them into the sea.



  1. Tides in the sea are caused by









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    Tide-generating forces (TGF) are a result of the gravitational attraction between the earth, the sun, and the moon and the centrifugal force due to the relative motions of the moon around the earth, and the earth around the sun.

    Correct Option: C

    Tide-generating forces (TGF) are a result of the gravitational attraction between the earth, the sun, and the moon and the centrifugal force due to the relative motions of the moon around the earth, and the earth around the sun.


  1. Tides are caused by the gravitational pull of the









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    Tide-generating forces (TGF) are a result of the gravitational attraction between the earth, the sun, and the moon and the centrifugal force due to the relative motions of the moon around the earth, and the earth around the sun. While these forces exactly balance on average, the local mismatch at the earth's surface creates a horizontal force directed towards the surface points closest and farthest from the moon.

    Correct Option: C

    Tide-generating forces (TGF) are a result of the gravitational attraction between the earth, the sun, and the moon and the centrifugal force due to the relative motions of the moon around the earth, and the earth around the sun. While these forces exactly balance on average, the local mismatch at the earth's surface creates a horizontal force directed towards the surface points closest and farthest from the moon.



  1. The main cause of Tsunami is :









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    A tsunami is a series of water waves caused by the displacement of a large volume of a body of water, typically an ocean or a large lake. Earthquakes, volcanic eruptions and other underwater explosions (including detonations of underwater nuclear devices), landslides, glacier calvings, meteorite impacts and other disturbances above or below water all have the potential to generate a tsunami.

    Correct Option: C

    A tsunami is a series of water waves caused by the displacement of a large volume of a body of water, typically an ocean or a large lake. Earthquakes, volcanic eruptions and other underwater explosions (including detonations of underwater nuclear devices), landslides, glacier calvings, meteorite impacts and other disturbances above or below water all have the potential to generate a tsunami.