Which of the following statements about soil organic matter is true?

+1 vote

 

  

Eventually, the nutrients in soil are converted from inorganic to organic matter, which is then available for uptake by plants.

  

Soil organic matter is rich in humic acids.

  

Soil is composed entirely of abiotic components.

  

If nutrients are converted to an inorganic form, they are no longer available for uptake by plants.

 

asked Jan 3, 2013 in Biology by anonymous
    

1 Answer

+1 vote

 

Soil organic matter is rich in humic acids.

 

answered Jan 3, 2013 by Zeka22 ~Expert~ (357 points)

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