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:In the course of purifying water for town supply the…The folded portion of mitochondrion is called?Chalk is a good example of?Gold, diamond, iron ore and limestone are…A tap supplies water at 26°C while another supplies…