When did Neolithic agricultural villages become common in the Americas?
a. circa 7,000 years ago
b. circa 4,500 years ago
c. circa 2,000 years ago
d. circa 8,500 years ago
b
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Agriculture
a. has access to a much smaller supply of available energy than that of other food-procurement strategies. b. relies on animal power, mechanized technology, and non-mechanized technology for production. c. usually fails to produce surplus food. d. almost always lacks an adequate supply of labor. e. relies on gas-powered tractors and other forms of modern technology.
Which of the following was a fully developed early writing system?
a. Iroquois wampum belts b. Chinese tortoise shells c. Egyptian hieroglyphics d. Inca quipus
What may have an overall harmful effect on nutrition?
A) commercial or cash crops B) foraging C) intensive agriculture D) small village horticulture
Scientists continue to debate the relationship between two Homo fossil finds: KNM-ER 1470, named H. rudolfensis by some, and KNM-ER 1813, generally considered to be an exemplar of H. habilis. Is the smaller KNM-ER 1813 a distinct species? Could it be a female version of KNM-ER 1470, both being simply a female and male pair of the highly variable H. habilis? The only sure conclusion is that
A. females are poorly represented in the hominin fossil record. B. there is a trend in hominin evolution toward large molars. C. no hominin fossil younger than 2.5 m.y.a. has exhibited chimplike features. D. KNM-ER 1470 is more like an australopith than a Homo. E. several different kinds of hominin lived in Africa before and after the advent of Homo.