Which of the following is CORRECT regarding permafrost?
A)The surface layer of permafrost never thaws,even in the warm season.
B)It develops where soil or rock temperatures are below freezing for at least two years.
C)It tends to occur at lower elevations in the midlatitudes than in the high latitudes.
D)It primarily occurs in areas covered with glaciers.

Question

Quizplus · Accepted Answer

Permafrost develops where soil or rock temperatures are below freezing for at least two years. This means that even though the surface layer may thaw in the warmer season, the layer beneath will remain frozen.Option A is incorrect as the surface layer of permafrost can thaw in the summer season. Option C is also incorrect as permafrost tends to occur at higher latitudes rather than lower latitudes. Option D is incorrect as permafrost occurs in areas without glaciers in addition to those with glaciers.

Which of the Following Is CORRECT Regarding Permafrost