The Trans-Pecos ecoregion occupies the westernmost portion of Texas. It includes the Chihuahuan Desert, the Guadalupe Mountains, the Davis Mountains, and Big Bend National Park. This ecoregion ranges in elevation from 2,500 ft. to 8,749 ft. and receives on average less than 12 inches of rainfall a year, although this varies with elevation.

Question

Soils at the lower elevations in this area are the result of ________ after the erosion of the Guadalupe and Davis Mountains.

Question 4 options:

flash floods

deposition

weathering

river action

Answer 1

weathering