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Home Q & A Board Biology-Related Homework Help Environmental and Conservation Biology
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lovingrace lovingrace
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6 years ago
Which of the following is an effect of high selenium concentrations in stream water?
 
  A) Selenium mining companies will want to extract the selenium and thus damage the aquatic ecosystem.
  B) Selenium causes birth defects in fish.
  C) The selenium will react with potassium isocyanate, resulting in cyanide poisoning of organisms living in the stream.
  D) There are no negative effects from selenium, but high selenium levels generally indicate high levels of substances that are harmful.
  E) Selenium reacts with oxygen, thus suffocating fish and other aquatic organisms.
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DRIGGS14DRIGGS14
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6 years ago
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