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Subject: Geography of the United States Multiple Choice Quiz ( MCQ ) and Answer

What coastal feature helps protect shorelines from erosion during storms?
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  • Coral reefs
What is a major concern regarding coastal ecosystems in the Gulf of Mexico?
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  • Oil spills
Which U.S. state is known for its kelp forests along the Pacific Coast?
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  • California
Which U.S. state has significant rocky coastlines known for tide pools?
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  • California
Which coastal ecosystem is considered the most productive in terms of biodiversity?
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  • Coral reefs
Which U.S. state has the most extensive barrier islands?
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  • Florida
What is the primary cause of ocean acidification affecting coastal ecosystems?
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  • Increased carbon dioxide emissions
What coastal ecosystem is most affected by human-induced nutrient loading?
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  • Estuaries
Which U.S. coastal area is known for its large seabird colonies?
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  • Pacific Northwest
Which U.S. state has the most extensive coral reefs?
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  • Hawaii
What type of ecosystem is the Chesapeake Bay?
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  • Estuary
How does ocean acidification affect coastal ecosystems?
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  • Damages coral reefs
Which U.S. state has a coast rich in mangrove forests?
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  • Florida
Which U.S. state has a coast rich in mangrove forests?
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  • Florida
Which type of coastal ecosystem is most associated with sea turtles?
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  • Sandy beaches
What type of vegetation is commonly found in U.S. salt marshes?
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  • Grasses and sedges
What is the primary source of food in coastal ecosystems?
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  • Phytoplankton
Which U.S. state is home to the Everglades, a significant coastal ecosystem?
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  • Florida
Which of the following coastal ecosystems are found in the U.S. Pacific Coast?
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  • Rocky shorelines
Which U.S. coastal area has the largest number of wetlands?
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  • Gulf Coast
What is the most significant impact of coastal development on ecosystems?
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  • Loss of habitat
Which coastal ecosystem is most vulnerable to sea-level rise?
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  • Salt marshes

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