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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. What type of populations experience more variations?
(a) Diverse populations.
(b) Medium populations.
(c) Large populations.
(d) Small populations.

2. What happens when two species from different climates interbreed?
(a) Traits favoring the previous climate are still selected for.
(b) All traits are selected for.
(c) Nothing.
(d) Some traits are not selected for.

3. What results as a climate becomes more hostile?
(a) Fewer species.
(b) More competition.
(c) Less food.
(d) Better cooperation between species.

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

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

Short Answer Questions

1. What is the fate of traits that are neither helpful nor unhelpful for survival?

2. When is the only time a rational conclusion can be reached on a theory?

3. What do naturalists call a situation where a child takes on characteristics NOT shared by the parents?

4. What do Naturalists suggest is one definite distinction between a species and a variety?

5. What is likely to NOT affect variations that are consistent among individuals?

(see the answer key)

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