Water in the surface zone of the ocean is,for the most part, ________________ .
A)the saltiest
B)low in oxygen
C)the coldest
D)well mixed
E)the densest

Question

Quizplus · Accepted Answer

The surface zone of the ocean is the top layer of the ocean where sunlight can penetrate and photosynthesis can occur. This zone is well mixed due to wind and wave action, meaning that temperature, saltiness, and density are relatively uniform throughout. Oxygen levels are also relatively high in this zone due to gas exchange at the air-sea interface.

Water in the Surface Zone of the Ocean Is,for the Most