Which of the following cultural practices is tied to the relationship between malaria and sickle-cell anemia?
A. hypoxia
B. slash-and-burn agriculture
C. natural selection
D. mongrelization
Answer: B
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Which of the following is NOT a hominoid?
A. gibbon B. lemur C. Homo sapiens D. orangutan E. siamang
The extensive form of horticulture in which the natural vegetation is cut, the slash is subsequently burned, and crops then planted among the ashes is known as slash-and-burn cultivation. It is also called:
a. intensive agriculture. b. complex farming. c. simple agronomy. d. swidden farming. e. extensive cultivation.
What characteristics differentiate the primates from other mammalian orders?
What will be an ideal response?
One important result of China's one child policy has been:
a. The skewing of the sex ratio in favor of boys. b. The skewing of the sex ratio in favor of girls. c. An increase in the speed with which people have migrated from rural to urban areas. d. A new emphasis on increasing the population in rural areas relative to urban areas. e. The total population of China has decreased slightly over the past 10 years.