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-This Is a Photo of a Hardy Perennial Grass That

Question 79

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  -This is a photo of a hardy perennial grass that can be grown just to produce ethanol to replace some of the gasoline used to fuel automobiles.Unlike using corn grains to produce ethanol,the use of this grass to produce ethanol requires A) more fossil fuels than it currently saves. B) additional fertilizers and irrigation. C) prime soil that would otherwise be used to grow food crops. D) enzymes that break down cellulose to produce sugars.
-This is a photo of a hardy perennial grass that can be grown just to produce ethanol to replace some of the gasoline used to fuel automobiles.Unlike using corn grains to produce ethanol,the use of this grass to produce ethanol requires


A) more fossil fuels than it currently saves.
B) additional fertilizers and irrigation.
C) prime soil that would otherwise be used to grow food crops.
D) enzymes that break down cellulose to produce sugars.

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