World Geography
The process that explains the recent changes in the height of sea level in coastal areas of eastern and northern Canada and Scandinavia is

plate tectonics
isostasy
continental drift
None of these

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World Geography
Which among the following statements is/are correct about the symbiotic life of Corals?Algae gives carbon dioxide and other substances the  coral polyp needs.Coral polyp gives off oxygen and other nutrients that the algae needs.Select the correct code from the options given below:

Neither 1 & 2
Only 2
Both 1 & 2
Only 1

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