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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 3: Struggle For Existence.

Multiple Choice Questions

1. In extreme environments, what are species in competition with?
(a) Migration needs.
(b) Food source distruction.
(c) Climate.
(d) Other species.

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

3. What may stop a group of carnivorous wolves from growing?
(a) The group decreases in numbers.
(b) The group becomes too large.
(c) Migration changes.
(d) Climate change.

4. What term refers to those organisms that survive despite the struggle for resources?
(a) Circle of life.
(b) Artificial selection.
(c) Hereditary modification.
(d) Natural selection.

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

Short Answer Questions

1. Where did Darwin's ship travel?

2. What tends to occur in large groups of genera?

3. What is one way to observe the change in a species in a controlled environment?

4. Which term refers to a type of variation that is seen in most or all groups of organisms?

5. What happens to a species if their traits and characteristics are not passed down to the next generation?

(see the answer key)

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