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This quiz consists of 5 multiple choice and 5 short answer questions through Atchafalaya.

Multiple Choice Questions

1. The U.S. Army Corps of Engineers develops a plan to do what?
(a) Control natural shifts of the Mississippi River.
(b) Protect the fish population of the Atchfalaya River.
(c) Build twenty large dams on the Atchafalaya River.
(d) Develop communities along the Mississippi River.

2. When floodwaters cover twenty-six thousand square miles in 1927, how is New Orleans saved?
(a) Blowing up a downstream levee.
(b) Layering sandbags along the riverbanks.
(c) Quickly digging a diversion channel.
(d) Building concrete walls around the city.

3. Atchafalaya is a what?
(a) Mountain.
(b) City.
(c) Waterfall.
(d) River.

4. In the spring of 1973, what does the U.S. Army Corps of Engineers do to try to alleviate the tremendous force of water against the control structure?
(a) Dig a ditch to re-route the water.
(b) Open up all eleven gates.
(c) Dam up water north of the structure.
(d) Purposely flood the entire region.

5. For how many years after the Old River Control begins does the operation appear to be successful?
(a) Sixteen.
(b) Twenty-one.
(c) Ten.
(d) Two.

Short Answer Questions

1. Congress mandates that the U.S. Army Corps of Engineers survey the Mississippi and tributaries in order to assure and improve what?

2. By 1812, the east bank of the Mississippi River is levied up to which city?

3. At one point, Rabalais drives the author first to the Mississippi River and then to the Atchafalaya River, showing him that the Mississippi is 18 feet above sea level while the Atchafalaya is how many feet above sea level?

4. A navigation lock on the bank of the Mississippi River lowers ships down to where?

5. In 1973, what happens to the Old River Control structure despite engineers drilling it and filling it with cement?

(see the answer key)

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