Refer to the map. Based on the map, what is the best conclusion that can be drawn regarding levels of NPP in the world oceans?
A) Levels of NPP are equally low throughout the oceans.
B) Levels of NPP are equally high throughout the oceans.
C) Open ocean NPP levels are low; those around coasts are much higher.
D) Open ocean NPP levels are high; those around coasts are much lower.
E) Levels of NPP are highest in the tropics and lowest at high latitudes.

Question

Refer to the map.  Based on the map, what is the best conclusion that can be drawn regarding levels of NPP in the world oceans?
A) Levels of NPP are equally low throughout the oceans. 
B) Levels of NPP are equally high throughout the oceans. 
C) Open ocean NPP levels are low; those around coasts are much higher. 
D) Open ocean NPP levels are high; those around coasts are much lower. 
E) Levels of NPP are highest in the tropics and lowest at high latitudes.

Quizplus · Accepted Answer

The map shows that the highest levels of NPP are found along coastlines and in areas with upwelling, while open ocean areas have lower levels of NPP. Therefore, it can be concluded that open ocean NPP levels are low, while those around coasts are much higher.

Refer to the Map