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AP®Environmental ScienceCollege BoardExam QuestionsUnit 4: Earth Systems & ResourcesWatersheds

Watersheds (College Board AP® Environmental Science): Exam Questions

3 mins3 questions
11 mark

Which of the following is represented by the diagram?

Diagram of a watershed with snowpack, mountains, tributaries, precipitation, lake, subbasin, river, wetland, ridges, riparian zone, and groundwater.

  • Aquifer

  • Rainshadow effect

  • Hydrologic cycle

  • Watershed 

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21 mark

Which of the following is the most likely consequence of copper mining at location X?

Diagram of a mountainous landscape showing a water cycle with snowpack, tributaries, lake, river, precipitation, ridge, riparian zone, wetland, and groundwater.

  • Increased sedimentation in the river.

  • Increase  in the size of the Riparian zone .

  • Decrease in the pH of river water.

  • Decreased snowpack in the mountains. 

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31 mark

Which of the following best describes a characteristic of a watershed?

  • A watershed includes the main river but not tributaries and wetlands.

  • A watershed is an area of land where all the water drains to a common point, such as a river, lake, or ocean.

  • Watersheds only exist in mountainous regions and are not found in flat areas.

  • Watersheds are located in coastal areas where fresh and salt water mix.

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