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Home Q & A Board Biology-Related Homework Help Zoology and Botany (Moderator: ehd123)
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newbuddy newbuddy
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6 years ago
On the average, agricultural soils in the US are currently being depleted of their nitrogen supply.
 
  Indicate whether the statement is true or false

Question 2

Toxic organic compounds that contaminate soils are an environmental problem because they may ________.
 
  A) leach to groundwater cause toxic effects in drinking water or aquatic ecosystems
  B) kill or inhibit soil organisms (other than any pest targeted)
  C) contaminate or be taken up by plants and so cause toxic effects to animals or people eating the plants
  D) kill or injure plants (other than any target weeds)
  E) all of the above

Question 3

Most nitrogen leaching to groundwater is in the form of ammonium.
 
  Indicate whether the statement is true or false

Question 4

The natural microbial oxidation of nitrogen released by organic matter mineralization is a major source of soil acidity.
 
  Indicate whether the statement is true or false
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xoxolovexoxolove
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6 years ago
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newbuddy Author
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#2
6 years ago
What an awesome place to get free homework help
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#3
6 years ago
What makes it awesome is that you posted, thanks for trusting us
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