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1. A watershed is generally defined as:

        a. a building that stores water
        b. all the land area that drains to a given point in a waterbody
        c. all the water that drains to a given point in a landform
        d. a moment in time when you cross into a new area
        e. a new way of organizing environmental agencies

2. Percentage of Americans who can correctly answer the previous question, according to national surveys.

        a. every red-blooded American
        b. 20%
        c. 41 %
        d. 69%
        e. 0%, and we shouldn’t discuss this subject.

3. Stream order is a technique to:

        a. stop stream disturbance by issuing regulatory permits
        b. classify streams based on their location in the drainage network
        c. prevent flow from running downhill

4. How much land in a watershed would be taken up by a stream buffer network that extends a distance of 100 feet from either side of the stream?

        a. 15%
        b. 25%
        c. 0%
        d. 5%

5. Recent watershed research has discovered that urban stream quality begins to decline sharply once impervious cover in a watershed exceeds:

        a. 45%
        b. 10%
        c. 75%
        d. 95%
        e. 3.1414%

6. What percentage of Americans rely on septic systems to dispose of their wastewater?

        a. none– most waste is cleaned by a treatment plant except in really rural areas
        b. 16%
        c. 21%
        d. 25%
        e. 37%

Watershed IQ Test Answers