Biostratigraphic dating relies on
A. magnetic shifts in the earth's interior
B. the first and last appearances of species in the fossil record
C. the concentration of fluorine in the soil and in groundwater
D. radioactive decay of carbon to nitrogen
Answer is B. the first and last appearances of species in the fossil record
You might also like to view...
Bonobos frequently use sexual contact, including genital–genital rubbing, to prevent and resolve social conflicts
Indicate whether the statement is true or false.
Chiefs in a rank society possess great prestige and accumulate large amounts of tribute, which they:
a. give away to others. b. use for their sons' inheritance. c. use for the inheritance of all of their children. d. destroy in one large potlatch. e. keep for their own use.
Robert Broom dated the South African fossil australopithecines by the method of animal associations
Indicate whether the statement is true or false
The earliest evidence for humans in Australia dates back to __________ years ago
a. 20,000 b. 30,000 c. 40,000 d. 90,000