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This test consists of 15 multiple choice questions and 5 short answer questions.

Multiple Choice Questions

1. What is one reason that some species' traits are different from other species?
(a) Climate.
(b) Habitat.
(c) Inheritance.
(d) Natural selection.

2. How many objections does Darwin say there are about natural selection?
(a) 4.
(b) 2.
(c) 3.
(d) 1.

3. What types of species forms are NOT found in nature?
(a) Collaborative.
(b) Natural.
(c) Transitional.
(d) Competitve.

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

5. Where did Darwin's ship travel?
(a) Asia.
(b) North America.
(c) England.
(d) South America.

6. What do species survive to do?
(a) Eat.
(b) Increase the population.
(c) Survive.
(d) Migrate.

7. What does Darwin suggest about variation for parts that are NOT specialized?
(a) Less variation.
(b) More variation.
(c) Becomes correlational.
(d) Eventually stops.

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

9. What may hinder positive traits from being passed on during natural selection?
(a) Interbreeding.
(b) Single organism breeding.
(c) Normal breeding.
(d) Crossbreeding.

10. Which term refers to organisms with no distinct gender?
(a) Polymorphic.
(b) Single cell.
(c) Neutral.
(d) Hermaphrodite.

11. What is the struggle for existence caused by?
(a) Little food sources.
(b) Natural selection.
(c) Too many species.
(d) Quick reproduction.

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

13. What do naturalists call a situation where a child takes on characteristics NOT shared by the parents?
(a) Extroverted.
(b) Adopted.
(c) Introverted.
(d) Reverted.

14. In Chapter 1: Variation Under Domestication, what animal does Darwin give as an example for being perfectly adapted for catching its food?
(a) Bull.
(b) Beaver.
(c) Tiger.
(d) Woodpecker.

15. What is the primary cause for the struggle for survival between species?
(a) Variation.
(b) Rapid reproduction.
(c) Environmental factors.
(d) Food sources.

Short Answer Questions

1. Where does Darwin suggest transitional forms should be found?

2. Who is one individual that Darwin mentions as helping him in every way prior to the publication of The Origin of Species?

3. What would a variety do in order to become a new species?

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

5. What do scientists attribute to organs that cannot be explained by natural selection?

(see the answer keys)

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