Which agricultural crop was domesticated in southwestern Asia by 7000 B.C.?
Maize
Wheat
Barley
Turnips
Option B
Wheat is a grass widely cultivated for its seed, a cereal grain which is a worldwide staple food. The archaeological record suggests that wheat was first cultivated in the regions of the Fertile Crescent around 9600 BCE. Wheat is a agricultural crop domesticated in southern Asia by 700 B.C. World trade in wheat is greater than for all other crops combined.
Wheat is an important source of carbohydrates. Globally, it is the leading source of vegetable protein in human food, having a protein content of about 13%, which is relatively high compared to other major cereals but relatively low in protein quality for supplying essential amino acids. When eaten as the whole grain, wheat is a source of multiple nutrients and dietary fiber.
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