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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 3: Struggle For Existence.

Multiple Choice Questions

1. What can be said about the range of species that are closely related?
(a) They are unrestricted.
(b) They are restricted.
(c) They are typically large.
(d) They are typically very small.

2. How is the practice of purposeful selection seen throughout history?
(a) Written records.
(b) Natural change in species.
(c) No change in species.
(d) Relics from ancient civilizations.

3. Which of the following refers to a scientist who studies living creatures?
(a) Geologist.
(b) Naturalist.
(c) Botanist.
(d) Paleontologist.

4. What do some scientists say is the reason that cultivated plants do not produce seeds?
(a) Genetics.
(b) Poor soil.
(c) Poor nutrition.
(d) Instinct.

5. What is required for a species to continue to grow?
(a) Other species.
(b) Land.
(c) Strong males.
(d) Food supply.

Short Answer Questions

1. What term refers to those organisms that survive despite the struggle for resources?

2. As an example of a variation, what does Darwin indicate in Chapter 1 that is a change due to improved diet?

3. What does the absence of complete facts with Darwin's theory open the theory up to?

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

5. Which of the following is a radical change in the structure or behavior of an organism?

(see the answer key)

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