Question 4 of 31 3.0/ 3.0 Points
Anasazi Pueblos of the Southwest U.S. (i.e. Arizona, New Mexico) which flourished from 700-1200 A.D., began to fall primarily due to:
A.drought
B.insect pests
C.disease
D.war
Question 5 of 31 3.0/ 3.0 Points
Countries like Nigeria, Ethiopia and Pakistan continue on a rapid growth trajectory with both high fertility and young populations. In 1998, each was predicted to add 50% to its population within 20 years. This is an example of:
Question 6 of 31 3.0/ 3.0 Points
Poultry, cow, and pig provide _____% of our animal protein.
A.10
B.25
C.50
D.80
Question 7 of 31 3.0/ 3.0 Points
Three quarters of all 19th century deaths are estimated to have been caused by infectious “crowd diseases.”
True
False
Question 8 of 31 3.0/ 3.0 Points
IMR:
A.is measured in deaths of infants under one year per thousand live births
B.varies among nations, social classes and ethnic groups
C.is directly linked to diet, disease, living space, climate, and female workload
D.all of the above
Question 9 of 31 3.0/ 3.0 Points
Between 1790 and 1970, rural-to-urban...
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