Caliche is a ____. A)layer of silica cement within a pedalfer ...

[debasdf]

Caliche is a ____.
 A)layer of silica cement within a pedalfer
 B)layer of precipitated calcium carbonate in horizon B
 C)layer of rock between soil layers C and D
 D)deposit formed in alkali soils
 E)light colored layer of unstable minerals

Question 2

Carboniferous age reefs differed from those of the Devonian in that they were much more massive than the older reef structures.
  Indicate whether the statement is true or false

[chinwesucks]

Answer to Question 1

B

Answer to Question 2

False

[debasdf]

Wow, this really help

[tanna.moeller]

Thanks for the timely response, appreciate it