Oxisols have a ________ cation-exchange and, therefore, ________ ...

[evelyn o bentley]

Oxisols have a ________ cation-exchange and, therefore, ________ fertility.
 
  A) high; high
  B) low; high
  C) low; low
  D) high; low

Question 2

Metamorphism that occurs over broad areas when the pressure and associated heat of of overlaying rocks or other tectonic forces cause the rocks to undergo deformation is known as
 
  A) contact metamorphism.
  B) regional metamorphism.
  C) intrusive metamorphism.
  D) extrusive metamorphism.

[cam1229]

Answer to Question 1

C

Answer to Question 2

B

[evelyn o bentley]

Wow, this really help

[amit]

Gracias!