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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 5, How We Pick Our Mates and Sex Partners.

Multiple Choice Questions

1. The author presents a greatly simplified view of the evolutionary process where numerous uncertain elements are noted but dismissed. For what does this allow?
(a) To make evolution seem simple and straightforward.
(b) A fairly straightforward presentation of human evolution in an intelligible and accessible format.
(c) Other scientists to dismiss this author's claims.
(d) The author to convince the reader to trust his views.

2. How do scientists know that about four millions of years ago the first proto-human hominids began to walk upright?
(a) The skeletons of chimpanzees have been found from the same time period.
(b) Footprints have been left by these proto-human hominids.
(c) The food eaten by the proto-human hominids is different than previous species.
(d) From analyzing skeletal limb changes discovered in the fossil record.

3. H. erectus was not the first upright hominid but bears the appellation. Why?
(a) Because it is the tallest of all hominids.
(b) Because it was the first upright hominid discovered.
(c) Because it was the most upright of all the hominids.
(d) Because it is the easiest to identify of all hominids.

4. The author then considers the nearly uniquely human feature of female estrus?
(a) It is useless.
(b) It is very visible.
(c) It is hidden.
(d) It is non-existent.

5. Eventually A. robustus became extinct and A. africanus gave rise to who?
(a) Homo habilis.
(b) Homo erectus.
(c) Homo ergaster.
(d) Homo sapiens.

Short Answer Questions

1. Recently, molecular data obtained from DNA hybridization suggests what?

2. Why is human sexuality an unusually developed trait for primates?

3. What sexual strategy does the author say individual humans should adopt?

4. Several scientifically rigorous genetic investigations of large populations conclusively demonstrate that roughly ______ percent of human children are not the genetic children of the male parent whom assumes genetic relatedness.

5. What does the author say about any human trait?

(see the answer key)

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