The thin layer of unconsolidated mineral particles and organic matter covers land surface is called? by Sunday | Jun 15 | Geography WAEC | 0 comments A. soil B. sialic rock C. earth’s crust D. biosphere Correct Answer: Option A – soil Users Also Read These:Which of the following geographical regions of…The depletion of the ozone layer will result in the…When ultraviolet light is incident on certain…A radioactive nucleus has a half-life of 20 years,…The radio active radiation used in studying the…