Multiple Choice
Corn requires large amounts of nitrogen fertilizer.As energy costs rise, so do the costs of nitrogen fertilizers and of corn.What is the major reason for this?
A) It costs more to transport the fertilizer.
B) It costs more to apply the fertilizer.
C) Corn is used to produce high fructose corn syrup.
D) More corn is now being used to produce ethanol.
E) The Haber process requires a large input of energy.
Correct Answer:
Verified
Correct Answer:
Verified
Q156: One of the defining characteristics of an
Q157: Most of the best agricultural topsoils are
Q158: The plant membrane that surrounds the mycorrhizal
Q159: Plants do not obtain _ from the
Q160: Carnivorous plants trap and digest _ to
Q162: Because the Casparian strip prevents movement of
Q163: Nitrogen fixation converts<br>A) ammonia to N<sub>2</sub>.<br>B) nitrate
Q164: Which statement about nitrate reduction is false?<br>A)
Q165: A carnivorous plant that produces one of
Q166: Before the widespread use of fertilizers, agricultural