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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 5: Laws of Variation.

Multiple Choice Questions

1. 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.

2. When is the only time a rational conclusion can be reached on a theory?
(a) You can never draw a conclusion in science.
(b) After a committee discussion and agreement.
(c) When one side comes up with more proof.
(d) When both sides have been considered.

3. What does natural selection say about the most distinct characteristic of a species?
(a) The change is seen in ancestors.
(b) It will be the smallest change.
(c) It is the most recently changed.
(d) It will be the largest change.

4. What type of selection primarily affects the reproductive characteristics of a species?
(a) Environmental selection.
(b) Sexual selection.
(c) Artificial selection.
(d) Natural selection.

5. What term refers to exactly how species change over time?
(a) Laws of variation.
(b) Darwin's Law.
(c) Laws of change.
(d) Laws of heredity.

Short Answer Questions

1. What can some amount of variation be attributed to?

2. Why do domestic ducks have lighter wings and heavier feet then wild ducks?

3. What is unique about variation in polymorphic species?

4. What would increase the likelihood of variations occurring in a given population?

5. What would a variety do in order to become a new species?

(see the answer key)

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