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Author Question: Nitrogen must be fixed to convert it into a form which plants can use. Which of the following forms ... (Read 82 times)

codyclark

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Nitrogen must be fixed to convert it into a form which plants can use. Which of the following forms of nitrogen CANNOT be used by plants?
 
  A) N2
  B) NH3
  C) NH4NO3
  D) (NH4)2SO4

Question 2

Acid rain contains
 
  A) potassium carbonate.
  B) sulfuric acid.
  C) boric acid.
  D) potassium chloride.



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prumorgan

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Answer to Question 1

A

Answer to Question 2

B





 

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