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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 5, Possible Worlds.

Multiple Choice Questions

1. Which creatures are representative of these four classes that survived the first great extinction?
(a) Eurypterid, mollusk, sea cucumbers.
(b) Dragonfly, a fossil eurypterid, a crab and a trilobite
(c) Snails, crabs and dragonflies.
(d) Dragonfly, crabs, and trilobites.

2. When was the famed "death of the dinosaurs?"
(a) 65 million years ago.
(b) 10 million years ago.
(c) 100 thousand million years ago.
(d) 20 million years ago.

3. How did Whittington approach Yohoia?
(a) More conservatively.
(b) Moderately liberally.
(c) Very liberally.
(d) Less conservatively.

4. What is the seventh major contingency?
(a) The development of dinosaurs.
(b) The development of extraterrestrials.
(c) The development of vertebrates.
(d) The development of homo sapiens.

5. What are Marrella and Yohoia?
(a) Evolutionary dead-ends.
(b) Animals from another universe.
(c) Known animals from Earth.
(d) Evolutionary cousins.

Short Answer Questions

1. In Gould's perspective, what historical understanding does the Burgess shale offer humanity?

2. What did Whittington conclude about Yohoia in 1975?

3. What did the new methods Whittington and his team adopted help them do?

4. What is the fourth major contingency?

5. What compose eras?

(see the answer key)

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