Steep sides and often dry valleys in the desert are called? by Sunday | Mar 18 | Geography WAEC | 0 comments A. wadis B. hamada C. mesa D. reg Correct Answer: Option A A. wadis Users Also Read These:A plateau highly eroded by rivers and broken by deep…It is composed of layers of ash and cinders…Rift valleys are formed through which of the…Desert plants are usually called?It is hot, dry and dusty and originates from the…