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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 does the absence of complete facts with Darwin's theory open the theory up to?
(a) Failure.
(b) Success.
(c) Objections.
(d) Confusion.

2. What species type is known for a lot of variation between individuals?
(a) Trimorphic.
(b) Trapamorphic.
(c) Bimorphic.
(d) Polymorphic.

3. What type of selection primarily affects the reproductive characteristics of a species?
(a) Environmental selection.
(b) Sexual selection.
(c) Artificial selection.
(d) Natural selection.

4. What type of work is presented in The Origin of Species?
(a) Chemical.
(b) Biological.
(c) Spiritual.
(d) Metaphysical.

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

Short Answer Questions

1. What can some amount of variation be attributed to?

2. What is required for a species to continue to grow?

3. What bodily system do some scientists believe is responsible for producing individual differences?

4. Which of the following occurs when one type of variation causes variation in another part of an organism?

5. What is the struggle for existence caused by?

(see the answer key)

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