The earliest agricultural complexes of South America are noteworthy for their inclusion of __________.
A. medicinal plants, like hemp and flax
B. non-food plants, like cotton
C. cultivated grasses, like oats and barley
D. domesticated animals, like horses and cattle
Question 2
The earliest evidence for agricultural origins in Africa points to which one of the following?
A. cattle domestication in the Sahara
B. yam domestication in sub-Saharan, tropical regions
C. the cultivation of wild grasses in the Nile delta region D. the extensive use of millet in the Sahara
Tree species richness in North America is correlated with evapotranspiration rate.
Old-growth redwood forest in western North America. Redwoods are the tallest trees in the world, wit
Extent of agricultural activity across the planet (data from Foley et al. 2005).
Leopard with kill in tree in South Africa
Wagga Wagga, New South Wales, Australia
Ethnic Groups of Eastern North America, 1750