In Aquatic Ecosystems Primary Productivity Is Most Dependent on

question 30

Multiple Choice

In aquatic ecosystems primary productivity is most dependent on

• A) organic nutrients.
• B) species richness and diversity.
• C) the type of soil.
• D) the rate of photosynthesis.
• E) inorganic nutrients. Inorganic nutrients are often limiting factors for growth. Estuaries and marshes have many decomposers which convert organic nutrients to inorganic compounds which are needed for growth.

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