Most natural nitrogen fixation takes place ________, and is then taken up in plants and incorporated in plant tissue
A) in water and plankton
B) in the air by bacteria
C) in the soil, by bacteria
D) in water by bacteria
E) in the soil by worms
Answer: C
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The terminal velocity of an object depends primarily upon:
A) its composition. B) its shape. C) its size. D) the temperature.
A(n) ________ pattern of drainage usually develops on alternating bands of hard and soft strata on the surface
A) trellis B) radial C) annular D) centripetal E) dendritic
Which of the following is the energy production or consumption associated with the formation of one molecule of carbamoyl phosphate?
A) 2 molecules of ATP are produced B) 1 molecule of ATP is produced C) 1 molecule of ATP is consumed D) 2 molecules of ATP are consumed
Coastal upwelling along the coast of Chile is a result of winds from the ________ turning towards the ________ due to Ekman transport
A) north; left B) north; right C) south; left D) south; right