Geography · Climatology
Consider the following statements: (a) The average annual temperature of the ocean surface water is close to the temperatures of the contiguous atmosphere. (b) Changes in paleoclimate can be estimated from the 18 O 16 O ratio in the calcium carbonate shells of marine organisms. (c) The 18 O 16 O ratio in warmer periods is less in oceans as compared to that in cold periods. Choose the correct option from those given below:
- 1(a), (b) and (c)
- 2(a) and (c) only
- 3(b) and (c) only
- 4(a) and (b) only✓
Correct answer
(a) and (b) only
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