Multiple choice

Which of the following statements is/are correct? a. The temperature-depth profile for the ocean water shows that the temperature decreases with the increasing depth. b. The boundary region, from where there is a rapid decrease of temperature, is called the thermocline. c. In the arctic and antarctic circles only one layer of cold water exists, which extends from the surface to deep ocean floor.

  1. a only

  2. b only

  3. c only

  4. a and c

  5. a, b and c
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

This is the correct answer as all the statements are correct. The temperature-depth profile for the ocean water shows that the temperature decreases with the increasing depth. The boundary region, from where there is a rapid decrease of temperature, is called the thermocline. In the arctic and antarctic circles only one layer of cold water exists, which extends from the surface to deep ocean floor.

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