Corals need water where the average monthly temperature exceeds ...

[kwoodring]

Corals need water where the average monthly temperature exceeds ________ Celsius throughout the year.
 
  A) 18
  B) 22
  C) 26
  D) 30
  E) 34

Question 2

Research on PCBs concentration in coastal waters has documented that they are ________ compared to open-ocean concentrations.
 
  A) 12 times less
  B) 10 times less
  C) double
  D) 10 times more
  E) 12 times more

[Qarqy]

Answer to Question 1

A

Answer to Question 2

E

[kwoodring]

Thanks

[Qarqy]

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