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 topmost layer of a typical soil profile is?The most predominant action in the first horizon of…SS 1 Second Term Agricultural Science Lesson Note -…In which layer of the soil profile do most…The level of development of the soil profile is…