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Ocean Temperature

  1. The layer of water in the oceans and lakes that separates the warmer surface layer from the deeper colder layer is called
    1. Epilimnion
    2. Hypolimnion
    3. Thermocline
    4. Hypothermia
    5. .
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    Correct Option: C

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  1. The winter temperature of north - western Europe are higher than those of eastern Europe in the same latitudinal zone because
    1. it is on the western side of the continent
    2. It is near the sea
    3. It receives only light falls of snow
    4. It lies under westerly winds which blow over the Gulf Stream Drift
    5. .
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    Correct Option: D

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  1. The sea surface take place as the solar energy once received is re-radiated as long wave radiation from the sea water
    1. Kinetic energy
    2. Currents
    3. Back radiation
    4. Exchange of heat
    5. .
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    Correct Option: C

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  1. Which of the following is not an important condition for growth of coral ?
    1. Wave - free salt water
    2. Clean salt water
    3. Warmseas
    4. Plenty of sunlight
    5. .
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    Correct Option: A

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  1. Coral reefs are formed by
    1. volcanic rocks
    2. marine sediments
    3. Chlorine material precipitatied from sea water
    4. Tiny colonial marine animals which construct limestone skeleton material
    5. .
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    Correct Option: D

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