When coral expel their own nutrient-supplying algae, a phenomena ...

[washai]

When coral expel their own nutrient-supplying algae, a phenomena called ________ often follows.
 
  A) massive coral mortality (mcm) B) bleaching
  C) symbiosis D) coloration

Question 2

Prior to the invention of seismometers, damage to terrain and structures and severity of shaking were used to assess an earthquakes size.
 
  Indicate whether the statement is true or false

[Smiles0805]

Answer to Question 1

B

Answer to Question 2

TRUE