The distribution of plants depends not only on the soil, but also on the geographical latitude. For example, in the north, where the soil is infertile and very cold, only mosses, lichens and dwarf trees grow. In the south, in the steppes, the fertile-layer-land is constantly replenished with humus from annual plants that grow there in abundance.
One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.