Down folded layers of chalk or limestone sandwiched between impermeable rock layers and containing trapped water is referred to as? by Sunday | Jun 14 | Geography WAEC | 0 comments A. river basin B. oasis C. artesian D. watershed Correct Answer: Option C – artesian Users Also Read These:A basin where rock layers have been folded and in…The vertical section of the soil from the surface…If a spherical metal bob of radius 3cm is fully…If 200 layers require 25 kg of layer mash per day;…The diagram above illustrates trapped air in a…