How Is It That the Open Ocean Produces the Highest

question 1

Multiple Choice

How is it that the open ocean produces the highest net primary productivity of Earth's ecosystems,yet net primary productivity per square meter is relatively low?

• A)Oceans contain more nutrients as compared to other ecosystems.
• B)Oceans receive a lesser amount of solar radiation per unit area.
• C)Oceans have the largest area of all the many ecosystems on Earth.
• D)Ocean ecosystems are less diverse with more autotrophs per unit area.
• E)Oceanic producers are generally much smaller than oceanic consumers.

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