Although primary productivity in tropical areas is generally low, which of the following tropical locations have unusually high primary productivity rates?

Question

Quizplus · Accepted Answer

Coastal upwelling zones, coral reefs, equatorial upwelling zones, and mangrove swamps all have relatively high primary productivity rates compared to the rest of the tropical areas. Therefore, the best choice is E, which includes all of these areas.

Although Primary Productivity in Tropical Areas Is Generally Low, Which