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Author Question: Chlorinated hydrocarbon pesticides, like DDT, are synthetic versions of A) heavy metals. B) ... (Read 88 times)

ghost!

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on: Jul 16, 2018
Chlorinated hydrocarbon pesticides, like DDT, are synthetic versions of
 
  A) heavy metals.
  B) non-biodegradable, persistent molecules.
  C) ions and salts.
  D) vitamins and minerals.

Question 2

The destruction of oyster larvae in Oregon aquaculture tanks was caused by
 
  A) pathogenic bacteria.
  B) minute predators accidentally imported in sea water.
  C) temperatures too warm for larval survival.
  D) increase in the acidity of sea water in which the larvae were incubated.


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pratush dev

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Reply #1 on: Jul 16, 2018
Answer to Question 1

B

Answer to Question 2

D


ghost!

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Reply #2 on: Jul 16, 2018
Thank you :)


pratush dev

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Reply #3 on: Jul 16, 2018
Happy to help you


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