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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 6: Difficulties on Theory.

Multiple Choice Questions

1. What does the absence of complete facts with Darwin's theory open the theory up to?
(a) Objections.
(b) Failure.
(c) Success.
(d) Confusion.

2. In Chapter 1: Variation Under Domestication, what animal does Darwin give as an example for being perfectly adapted for catching its food?
(a) Bull.
(b) Woodpecker.
(c) Tiger.
(d) Beaver.

3. Which term refers to organisms with no distinct gender?
(a) Hermaphrodite.
(b) Neutral.
(c) Polymorphic.
(d) Single cell.

4. What tends to occur in large groups of genera?
(a) They never inter-breed.
(b) They divide into smaller groups.
(c) They become varieties.
(d) They live over large areas.

5. What may hinder positive traits from being passed on during natural selection?
(a) Interbreeding.
(b) Crossbreeding.
(c) Normal breeding.
(d) Single organism breeding.

Short Answer Questions

1. What do naturalists connect with species that have two or three variations?

2. Which species require more years for change?

3. How might one explain the correlation of growth?

4. What type of populations experience more variations?

5. What term refers to exactly how species change over time?

(see the answer key)

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