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This quiz consists of 5 multiple choice and 5 short answer questions through Chapters IX-X.

Multiple Choice Questions

1. How many species of gastric-brooding frogs went extinct recently?
(a) 4.
(b) 1.
(c) 2.
(d) 3.

2. How many species of arthropods did Terry Erwin estimate lived in the tropics?
(a) 100,000.
(b) 5 million.
(c) 200,000.
(d) 30 million.

3. According to the Geological Society of America, how much land had people directly transformed?
(a) About 45 million square acres.
(b) About 27 million square miles.
(c) About 5 million square acres.
(d) About 35 million square acres.

4. When did Europeans begin making regular voyages to Newfoundland?
(a) 17th century.
(b) 16th century.
(c) 18th century.
(d) 15th century.

5. What size was a skeleton discovered west of Buenos Aires?
(a) 10 feet long and 8 feet high.
(b) 15 feet long and 7 feet high.
(c) 12 feet long and 6 feet high.
(d) 9 feet long and 9 feet high.

Short Answer Questions

1. How many prey could a colony of army ants on the march consume per day?

2. How long was the debate about Darwin's theory in his 1842 book "The Structure and Distribution of Coral Reefs" debated?

3. How far was it to walk from the research station on One Tree to DK-13?

4. What type of frog can live in the Australian desert?

5. How many species of birds were estimated to live in the entire world?

(see the answer key)

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