Many coastal regions show very high levels of productivity. Which of the following is NOT a reason for this high productivity?
A)upwelling from deeper nutrient waters
B)warmer water temperature
C)high levels of sunlight
D)These are all factors that contribute to high productivity in coastal waters.

Question

Quizplus · Accepted Answer

All the options listed (A: upwelling from deeper nutrient waters, B: warmer water temperature, and C: high levels of sunlight) are factors that contribute to high productivity in coastal waters. Upwelling brings nutrients to the surface, supporting plankton growth; warmer temperatures can enhance biological processes; and high levels of sunlight support photosynthesis.

Many Coastal Regions Show Very High Levels of Productivity