Please choose the best answer to the following questions.
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| 1.
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Some anthropologists believe that prehensile extremities and stereoscopic vision evolved to aid in |
| | A) | leaping as a means of locomotion. |
| | B) | eating fruit. |
| | C) | visually directed predation on insects. |
| | D) | All of the above. |
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| 2.
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An important evolutionary shift that marked the origin of the anthropoids included which change? |
| | A) | A nocturnal lifestyle from a diurnal one. |
| | B) | Less leaping and more climbing through the trees with all fours. |
| | C) | A more carnivorous diet with greater emphasis on insects. |
| | D) | All of the above. |
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| 3.
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The biggest primate ever, the Gigantopithecus, is estimated to have stood |
| | A) | 5 to 6 feet tall. |
| | B) | 10 to 12 feet tall. |
| | C) | 15 to 20 feet tall. |
| | D) | 20 to 25 feet tall. |
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| 4.
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Starting around _____ we find more fossils of ground-dwelling, open-country apes, whose larger back teeth with thicker enamel point to an increased mixed vegetable diet that included harder foods such as nuts. |
| | A) | 6 mya |
| | B) | 12 mya |
| | C) | 18 mya |
| | D) | 24 mya |
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| 5.
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The “Tuang Baby” looks like a young apelike primate except for important differences. One of those differences is |
| | A) | the dexterity of the anklebone. |
| | B) | the mobile shoulder joint. |
| | C) | the location of the foramen magnum. |
| | D) | All the above. |
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| 6.
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Why is the “Tuang Baby” still known as Australopithecus africanus, even though it is now classified as a hominid? |
| | A) | It would be a pain to change all those textbooks. |
| | B) | Some scientists still think the “Tuang Baby” is an ape. |
| | C) | Dart’s relatives will not let the name be changed. |
| | D) | The rules of scientific nomenclature require that first-used names stick, even if they later prove to be descriptively inaccurate. |
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| 7.
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Of the following genera, which one is not extinct? |
| | A) | Homo |
| | B) | Ardipithecus |
| | C) | Paranthropus |
| | D) | Australopithecus |
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| 8.
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The sagittal crest is |
| | A) | a ridge of bone, running from front to back along the top of the skull. |
| | B) | the jutting forward of the lower face and jaw area. |
| | C) | the hole in the base of the skull. |
| | D) | the rim of the mountain in South Africa where Lucy was found. |
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| 9.
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What is the purpose of the sagittal crest? |
| | A) | Muscles attach to it to aid in swallowing. |
| | B) | Muscles attach to it to aid in chewing. |
| | C) | Muscles attach to it to keep the head up. |
| | D) | Muscles attach to it to aid in speaking. |
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| 10.
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Lucy probably lived in |
| | A) | the desert. |
| | B) | the bushland. |
| | C) | a mixed forest and bushland area. |
| | D) | the forest. |
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| 11.
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Competitive exclusion is |
| | A) | when one species battles others for the resources of a particular area and wins. |
| | B) | the physical difference between the sexes of a species, not related to reproductive features. |
| | C) | the state in which an organism is adjusted to and can survive in its environment through its physical traits and behaviors. |
| | D) | a severe reduction in the size of a population, such that only certain genes survive and come to characterize the descendant population. |
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