1. In mankind's destruction of estuaries, one fact stands out. It is that

a. most have been turned into garbage dumps
b. money is always involved
c. fishing destroys them
d. global warming is already affecting them

2. Estuaries suffer from four basic problems. These include

a. habitat destruction and overfishing
b. global warming and its rise in sea level
c. suspended solids and dissolved materials
d. only (a) and (c) above

3. Suspended solids (essentially mud and silt) come from different sources, but two stand out. They come from

a. cities
b. dumps (sanitary landfills)
c. logging and coal mining
d. none of the above are important

4. Dissolved materials which pollute can include which of the following?

a. nitrates and phosphates from feces, primarily human and hog
b. silt (very finely ground sand)
c. acids and other chemicals from industry
d. (a) and (c) above

5. According to my Professor, which of the following is the last step taken to rebuild game and fish populations?

a. habitat restoration
b. rules and regulations
c. restocking from game farms and fish hatcheries
d. there is no particular order in which these are done

  Need to Review......Lesson 8 Article 

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