Tag: ocean

Questions Related to ocean

Neap tides, i.e., small tides are caused when _____________________.

geography ocean movements of ocean and sea water oceanic circulations circulation of ocean water oceans : temperature, salinity and density tsunami and floods

  1. Sun, and moon are at right angles

  2. Sun, earth and moon are in one line

  3. There is new moon

  4. There is full moon

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Correct Option: A

The rise and fall of the sea-water at the surface at constant intervals is known as __________.

geography ocean movements of ocean and sea water oceanic circulations circulation of ocean water oceans : temperature, salinity and density tsunami and floods

  1. Bore

  2. Tides

  3. Waves

  4. Water drift

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Correct Option: B

Which of the following statements is not correct about the ocean currents?

geography ocean movements of ocean and sea water oceanic circulations circulation of ocean water tsunami and floods

  1. Currents do not exert an influence on the climatic conditions of the coasts

  2. Winds play an important role in the circulation of the ocean currents

  3. Currents are produced by the differences in the density of the sea water at different depths

  4. Direction of ocean currents is influenced by the shape and position of coasts

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Correct Option: A

Which of the following is not an effect of the ocean currents?

geography ocean movements of ocean and sea water oceanic circulations circulation of ocean water tsunami and floods

  1. They effect commerce because they keep the harbours open even during winter

  2. Water of the ocean is kept pure

  3. Warm equatorial currents lower the temperature of the places through which they pass

  4. They do not effect rainfall over the coasts

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Correct Option: D

Spring tides are caused, when _____________________.

geography ocean movements of ocean and sea water oceanic circulations circulation of ocean water oceans : temperature, salinity and density tsunami and floods

  1. The earth, moon and sun are in a line

  2. The moon and sun are on a line

  3. The sun and moon are at right angles to each other and the earth is at the centre

  4. There is new moon

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Correct Option: A

Neap tides occur _______________.

geography ocean movements of ocean and sea water oceanic circulations circulation of ocean water oceans : temperature, salinity and density tsunami and floods

  1. On new and full moon days

  2. On first and third quarters of the month

  3. Twice daily

  4. On every full moon

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Correct Option: B

Tides are caused because of ___________________.

geography ocean movements of ocean and sea water oceanic circulations circulation of ocean water oceans : temperature, salinity and density tsunami and floods

  1. Gravitational pull of the sun

  2. Gravitational pull of the moon

  3. Gravitational pull of the earth towards its axis

  4. Difference in the temperatures of water of the sea at different depths

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Correct Option: B

Sea-waves are undulated movements of water on the surface of the sea due to ________________.

movements of ocean and sea water geography ocean circulation of ocean water oceans : temperature, salinity and density tsunami and floods oceanic circulations

  1. rotation of earth

  2. difference in temperature

  3. friction of wind on the surface

  4. None of these

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Correct Option: C

Tides in the ocean will be highest when __________________.

geography ocean tsunami and floods movements of ocean and sea water oceanic circulations circulation of ocean water

  1. it is full Moon

  2. Moon is eclipsed

  3. Moon and Sun are pulling at right angles to the Earth

  4. Moon is in new phase

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Correct Option: D

Which of the following statements about the ocean currents is not correct?

geography ocean tsunami and floods movements of ocean and sea water oceanic circulations circulation of ocean water

  1. Currents are rivers in the sea

  2. The water moves forward and the currents are felt at the depth as well

  3. They are caused by the unequal temperature of equatorial and polar regions

  4. Generally there is scanty rainfall over the coastal areas where the warm currents flow

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Correct Option: D