The food web shows selected organisms in a coastal ecosystem in Florida. Which of the following correctly describes the ecological role of organisms in the food web?
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Zooplankton are the primary producers, and the consumers produce the carbon dioxide that zooplankton use to make energy.
Pelicans rely on the ability of phytoplankton to use sunlight to combine water and carbon dioxide to produce sugars.
Green sea turtles are secondary consumers that convert energy from the Sun into sugar.
Tiger sharks use the fats and proteins in seagrass for energy
Od