What is the main type of crop that most agricultural groups grow?
What will be an ideal response?
About 90 percent of intensive agriculturalists rely on cereal crops, like rice, wheat, corn, barley, and millet.
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Brazilians employ about __________ different labels to identify a person's race
a. 20 b. 50 c. 200 d. 500
Environmental degradation often contributes to the collapse of states
Indicate whether the statement is true or false.
Which of the following characteristics was not associated with the Denisovans? a. They were local descendants of Homo erectus
b. They were associated with blade tools, burins, and even pendants. c. They are dated between 30,000 and 50,000 years ago. d. They were first discovered in large bog areas in Siberia.
Why is scarification used instead of tattooing among some groups?
a. Scarification is used when dark skin would prevent tattooing from being seen. b. In some areas no natural substance is available for ink and scarification is substituted. c. Within cultures that use scarification there is a religious prohibition against coloring one's skin. d. There is no consistent pattern or reason for which some groups use scarification instead of tattooing.