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This test consists of 5 multiple choice questions, 5 short answer questions, and 10 short essay questions.

Multiple Choice Questions

1. What type of species are most likely to inter-breed?
(a) Mammals.
(b) Polymorphic organisms.
(c) Wild species.
(d) Domesticated organisms.

2. What animal that is alive today could be considered an intermediate species of a mammal and the mastodon?
(a) Tiger.
(b) Elephant.
(c) Mammoth.
(d) Ox.

3. What do scientists find throughout the fossil record?
(a) Evolution.
(b) New species.
(c) Life.
(d) Flaws in nature.

4. Why does migration inhibit the development of a fossil record?
(a) They do not inhibit the record.
(b) They become buried deeper in the earth.
(c) Predators ruin the fossils.
(d) Because they take time to develop.

5. What does the fossil record suggest about species that go extinct?
(a) They do not reappear.
(b) They go extinct quickly.
(c) They pass on their traits.
(d) They reappear as a variation.

Short Answer Questions

1. What behaviors have been lost through the domestication of cats and dogs?

2. How do some scientists demonstrate the differences between species and variations?

3. Why might a hybrid species NOT survive birth?

4. How do biologists classify organisms?

5. What type of fossils may survive damaging geological changes?

Short Essay Questions

1. What are some general rules governing whether or not two species can produce fertile offspring?

2. How does less competition affect natural selection?

3. How can the inheritance of traits be seen in domesticated dogs?

4. How can naturalists determine if land masses were once connected?

5. Why do scientists have difficulty determining the effects of two distinct species breeding?

6. What undermines the belief that the infertility of species, when crossed, is the result of Divine institution?

7. What is the key explanation for species living in different regions?

8. Why can't climate account for differences in organisms from one region to the next?

9. How does natural selection explain the lack of links between generations?

10. Why do rudimentary organs pose a problem for theorists that species were created independently?

(see the answer keys)

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