What do fluctuations in pollen percentages in a pollen diagram indicate?
a. Changes in frequencies of animal remains present at a site.
b. Changes in the types of domesticated plants that prehistoric populations relied upon.
c. Changes in local and regional plant densities.
d. Climatic change in the form of decreasing temperatures and increasing moisture content.
e. Ineffective measurement devices, since pollen percentages do not fluctuate.
c
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A "blank" refers to a stone that has been reduced by flake removal
a. True b. False Indicate whether the statement is true or false
Which statement about the Latino population in the United States is true?
a. Most do not speak English. b. Most do not fully participate in the U.S. economy. c. Most are short-timers, planning to return to their native country as soon as possible. d. They will represent one quarter of the United States population by 2050. e. They do not wish to be citizens.
Which of the following types of societies are most likely to produce a surplus of agricultural products?
a. Bands b. Democracies c. Tribes d. Chiefdoms
Markets originated as part of capitalist systems
a. True b. False