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

2. What do most organisms have a very good ability to do?
(a) Migrate.
(b) Reproduce.
(c) Adapt.
(d) Alter their biological makeup.

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

4. Why do domestic ducks have lighter wings and heavier feet then wild ducks?
(a) This is a false statement.
(b) Domestic ducks walk less.
(c) Domestic ducks walk more.
(d) Different species.

5. What type of relationship do organisms have with one another?
(a) Environmental.
(b) Competitive.
(c) Cooperative.
(d) Genetic.

Short Answer Questions

1. What may stop a group of carnivorous wolves from growing?

2. What aspect of organisms is not caused by chance?

3. What other field of science can natural selection be compared to?

4. How is the practice of purposeful selection seen throughout history?

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

(see the answer key)

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