The Figure Shown Indicates a Dead Zone Within the Gulf

question 54

Multiple Choice

The figure shown indicates a dead zone within the Gulf of Mexico.Which of the following would you expect to find in the area labeled "Lower Mississippi"?

• A) an increase in the number of fish and invertebrates
• B) a decrease in algal growth within the Mississippi River and tributaries
• C) an increase in photosynthetic bacteria
• D) an increase in nitrates from agricultural fertilizers

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