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Home Q & A Board Biology-Related Homework Help Environmental and Conservation Biology
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LuisJrB96 LuisJrB96
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6 years ago
Humans have dramatically altered the rate of nitrogen fixation into forms usable by autotrophs ________.
 
  A) by producing synthetic fertilizers and applying them to crops, lawns, and parks
  B) due to the burning of fossil fuels to meet our energy needs
  C) because of the erosion of farmlands through poor agricultural practices
  D) by using antibiotics to reduce the numbers of denitrifying bacteria
  E) by selectively removing leguminous plants
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#1
6 years ago
A
LuisJrB96 Author
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#2
6 years ago
Thank you for answering
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