When a tool is complex and difficult to make, it is usually considered to be owned by:
a. the whole village in which it is used.
b. a single individual.
c. the state.
d. all those who touch it.
e. all relatives.
ANSWER: b
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Deforestation is a global concern. Forest loss can lead to increased greenhouse gas production, which contributes to global warming. The destruction of tropical forests is also a major factor in the loss of global biodiversity. The global scenarios of deforestation include all of the following EXCEPT
A. demographic pressure on subsistence economies. B. commercial logging and road building. C. cash cropping. D. the intensification of foraging lifestyles among communities that have retreated from the chaos of modern life. E. urban expansion.
The mandibular symphysis is:
A. the point where the retromolar gap contacts the mandible. B. the point where the maxilla and mandible contact one another. C. the point where the two parts of the mandibular ramus contact one another. D. the point where the two halves of the mandible contact one another.
How does indirect percussion compare to earlier forms of toolmaking?
A) Indirect percussion can be done on harder stones, producing stronger blades. B) Toolmakers have more control and can produce consistently shaped blades. C) Toolmakers could make much smaller blades through indirect percussion than through earlier techniques. D) Only indirect percussion can make blades sharp enough for cutting animal hides.
William Calvin speculates that language developed __________
a. along with throwing behavior b. as a replacement for grooming c. in order to maintain exclusive sexual relations d. initially as sign language