We can draw an anatomical map of an organism to show what elements are concentrated in what organs and what tissues. But instead of saying that, we're now studying the role of organisms in geochemistry. We should admit that different organisms perform different geochemical tasks, and the tasks depend on which elements are concentrated in the organisms. For example, when "calcareous" organisms die and their skeletons pile up into limestone, these organisms participate in the history of calcium. Our mission is to understand how organisms influence the geochemical history of atoms in the biosphere, how to evaluate and how to use that influence.Now look for deposits of these metals by looking at the properties of plants in certain places and at some metals in certain plants. The ore buried under the soil will inevitably pollute the soil. An increase in the amount of nickel, cobalt, copper and zinc in the soil increases the amount of these elements in the local plants. So, analyze and test the composition of various plants, and if you find a high content of one element, you can dig an exploratory well and look for it. Several deposits of zinc, nickel and molybdenum have been found in this way.Every living thing, whether it is a plant or an animal, has its own "habit", which concentrates certain elements from the external environment, such as water, soil, rocks, etc. If they have too few or too many elements in one place, the morphology of the organism changes and it appears to grow abnormally. For example, animals living in places with low iodine levels in soil, water and natural products suffer from goiter. It all goes to show just how closely living things are connected to their surroundings.