The lowest part in the soil profile is known as? by Sunday | Jan 28 | Geography JAMB | 0 comments A. top soil B. sub soil C. parent materials D. bedrock Correct Answer: Option D – bedrock Users Also Read These:The B-Horizon of soil profile is also called the?In which layer of the soil profile do most…In which layer of the soil profile does most…The topmost layer of a typical soil profile is?The horizon of soil profile which encourages the…