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Author Question: You would need to burn about ____ corn biomass to equal the average heat output of coal. a. 32 ... (Read 30 times)

haleyc112

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You would need to burn about ____ corn biomass to equal the average heat output of coal.
 
 

a. 32 less c. 16 more
  b. 16 less d. 32 more



Question 2

A disadvantage of using a food crop for energy production is that ____.
 
 

a. food crops are more difficult to grow
  b. energy crops are more difficult to grow
  c. most food crops cannot be used to produce energy
  d. the competition can raise the cost of food




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Brummell1998

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Answer to Question 1

C

Answer to Question 2

D





 

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