The North American Spring Wheat Belt is centered in
A) Minnesota, North Dakota, South Dakota and Saskatchewan.
B) Saskatchewan, North Dakota South Dakota and Kansas.
C) North Dakota, South Dakota, Alberta, and Nebraska.
D) Minnesota, North Dakota, South Dakota and Kansas.
E) Minnesota, North Dakota, South Dakota and Nebraska.
A
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Metabolism of one mole of glucose, C6H12O6, releases 6.70 x 10^2 kcal. How much heat is released by the combustion of 50.0 g of glucose?
A) 186 kcal B) 201 kcal C) 2.23 x 10^3 kcal D) 2.41 x 10^3 kcal
No-till farming would be most beneficial for farmers ________
A) who typically experience minimal soil erosion B) using contour strip cropping C) who plant a cash crop every third year D) with steeply sloped fields E) whose cropland is in the Conservation Reserve Program
Which of the following is true of many antiseptics and disinfectants?
A) They are reducing agents. B) They are oxidizing agents. C) They are either oxidizing or reducing agents. D) They are neither oxidizing nor reducing agents.
Peat is a brown lightweight unconsolidated deposit that ultimately can transform into ________.
A. coal B. crude oil C. shale D. bogolite E. swampstone