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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 9: On the Imperfection of the Geological Record.

Multiple Choice Questions

1. What behaviors have been lost through the domestication of cats and dogs?
(a) Fighting.
(b) Eating chickens.
(c) Barking/meowing.
(d) Breeding.

2. What would increase the likelihood of variations occurring in a given population?
(a) Domestication.
(b) Dramatic environmental changes.
(c) Increase in available food.
(d) Fewer members of the species to compete with.

3. How do some scientists demonstrate the differences between species and variations?
(a) Fossil records.
(b) Scientific method.
(c) Through hybrids.
(d) Natural breeding.

4. What type of populations may be more likely to become extinct?
(a) Small populations.
(b) Diverse populations.
(c) Medium populations.
(d) Large populations.

5. What does Darwin say will happen to species that do not adapt?
(a) They are stronger than others.
(b) Nothing.
(c) They become smaller in size.
(d) They are weeded out.

Short Answer Questions

1. What is one variation found in birds that migrate?

2. What type of populations experience more variations?

3. What insect does Darwin offer as an example of having a naturally selected trait that is NOT beneficial?

4. What is required for a species to continue to grow?

5. What type of organisms will not fossilize?

(see the answer key)

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