Upwelling___________ .
A)results in areas of high primary productivity at the ocean surface
B)occurs in areas where there are no currents
C)transports oxygen up toward the ocean surface
D)is the flow of warm water up toward the ocean surface

Question

Quizplus · Accepted Answer

Upwelling brings cold, nutrient-rich water up from the depths of the ocean to the surface, which promotes the growth of phytoplankton and other primary producers. This results in areas of high primary productivity at the ocean surface.