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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 4: Natural Selection.

Multiple Choice Questions

1. Which species require more years for change?
(a) Fast breeders.
(b) Slow breeders.
(c) Inter-breeders.
(d) Sterile species.

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

3. What does the process of species growth suggest about species that are transported into foreign regions?
(a) They do not prosper.
(b) They inter-breed.
(c) They prosper.
(d) They stay stagnant.

4. What happens to a species if their traits and characteristics are not passed down to the next generation?
(a) They will become extinct.
(b) They will become unique species.
(c) They will change.
(d) They will grow.

5. What is the fate of traits that are neither helpful nor unhelpful for survival?
(a) They are not subject to natural selection.
(b) They are subject to artificial selection.
(c) The are bred out of the species.
(d) They are subject to natural selection.

Short Answer Questions

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

2. Concerning the difficulty of defining species, sub-species, and variations, what does Darwin suggest about differences?

3. What is the struggle for existence caused by?

4. What type of populations may be more likely to become extinct?

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

(see the answer key)

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