Which is a cause of mechanical weathering? a. sunlight b. oxidation c. physical forces d. natural acids

linnaeus is the father of taxonomy, which is the system of classifying and naming organisms. one of his contributions was the development of a hierarchical system of classification of nature. today, this system includes eight taxa: domain, kingdom, phylum, class, order, family, genus, and species.

lichens that colonize bare rock secrete acids that break down the rock and start the soil-production process. so they expose rocks