Food production developed because of
a. climate change.
b. population pressure.
c. shortage of desired products.
d. all of the above.
d
You might also like to view...
A frequent result of bringing agricultural techniques developed in temperate climates to tropical countries, including the introduction of new food crops and intensive agriculture, is
A) more food for the people, because more cleared land is used for agriculture than for cattle ranching. B) more food for the people, because the new crops are more productive than the old. C) less food for the people, because most tropical soils under intensive agriculture become degraded. D) A and B. E) none of the above.
Allison Truitt's work on motorcycles in Vietnam had no formal research hypothesis
Indicate whether the statement is true or false
Google Earth can assist archaeological research by __________
A. detecting subsurface abnormalities associated with ancient sites B. making excavation unnecessary C. uncovering sites normally hidden by dense vegetation D. helping to locate and map archaeological sites in some areas
Which of the following was NOT a typical model of European expansion?
a. Develop educational facilities to improve lives of natives b. Establish permanent settlements for colonizers c. Develop commercial establishments in colonies to use inexpensive native labor d. Gain maritime control in order to control trade e. Acquire colonies to exploit raw materials