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Mpron Mpron
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6 years ago
The fish in the lake at the local park are dying. A professor from the local college comes to investigate, and first she measures the dissolved oxygen because she wants to check for the ________.
 
  A) influence of acid precipitation
  B) presence of heavy metals
  C) presence of bacteria
  D) possibility of eutrophication
  E) aquatic biodiversity
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Tanzious02Tanzious02
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6 years ago
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Mpron Author
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6 years ago
Helped a lot
my2redeyes
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Yesterday
You make an excellent tutor!
big_larry_samp
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2 hours ago
Thanks for your help!!
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