Q. Consider the following statements:
1.Most of the Arctic Sea remains frozen throughout the year.
2.Sea ice helps in insulating the ocean against heat loss.
Which of the statements given above is/are correct?

[A] 1 only

[B] 2 only

[C] Both 1 and 2

[D] Neither 1 nor 2

Answer: C
Notes:

Explanation –

Statement 1 and 2 are correct. Most of the Arctic Sea remains frozen throughout the year. However, some of the Arctic Sea ice is seasonal. It forms in the winter when seawater freezes and thaws during the summer. Sea ice helps in insulating the ocean against heat loss.

Source: ForumIAS