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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 2: Variation Under Nature.

Multiple Choice Questions

1. Which term refers to a type of variation that is NOT inherited and only affects individuals?
(a) Indefinite variation.
(b) Species variation.
(c) Definite variation.
(d) Organism variation.

2. 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.

3. Concerning the difficulty of defining species, sub-species, and variations, what does Darwin suggest about differences?
(a) There are no differences.
(b) They are arbitrary.
(c) Will depend on the climate.
(d) Will depend on the species.

4. What term refers to change from one generation to the next?
(a) Hereditary modification.
(b) Generational change.
(c) Natural process.
(d) Growth.

5. What happens to a species if their traits and characteristics are not passed down to the next generation?
(a) They will change.
(b) They will become unique species.
(c) They will become extinct.
(d) They will grow.

Short Answer Questions

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

2. Which of the following refers to a scientist who studies living creatures?

3. Which of the following tends to live over larger areas?

4. What species type is known for a lot of variation between individuals?

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

(see the answer key)

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