The carbon cycle exemplifies the connection between organisms in various ecosystems. Describe biogeochemical cycle. 3.2 Biogeochemical Cycles Energy flows directionally through ecosystems, entering as sunlight (or inorganic molecules for chemoautotrophs) and leaving as heat during energy transformation between trophic levels. The biogeochemical cycle or cycling of substances is a pathway by which a chemical substance continuously moves through biotic (biosphere) and abiotic (atmosphere, lithosphere, and hydrosphere) components of Earth. A biogeochemical cycle or an inorganic-organic cycle is a circulating or repeatable pathway by which either a chemical element or a molecule moves through both biotic (biosphere) and abiotic (lithosphere, atmosphere and hydrosphere) components of an ecosystem. Systems. A biogeochemical cycle is a nutrient-rich slow-moving pool passing through both abiotic and biotic components. Rather than flowing through an ecosystem, the matter that makes up organisms is conserved and recycled. Oxygen, nitrogen, carbon, and phosphorous. The carbon cycle is important because carbon makes up the organic matters, which plants utilize in their growth. This is the currently selected item. Google Classroom Facebook Twitter. Elements within biogeochemical cycles flow in various forms from the nonliving (abiotic) components of the biosphere to the living (biotic) components and back. It picks up the naturally occurring elements from the abiotic component of ecosystem and infuses those in living cells. biogeochemical cycle the strong interactions among living organisms and the various spheres of the abiotic environment describes through cycles of matter that involve biological, chemical, and geological processes and phenomena. The water cycle. Intro to biogeochemical cycles. The carbon cycle. Get an overview of how atoms are recycled through Earth's ecosystems via biogeochemical cycles. Biogeochemical cycles. Email. The carbon cycle exemplifies the connection between organisms in various ecosystems. Ecological systems have many biogeochemical cycles operating as a part of the system, for example, the water cycle, the carbon cycle, the nitrogen cycle, etc.All chemical elements occurring in organisms are part of biogeochemical cycles. These ensure a continuous supply of minerals and nutrients to the whole living world and thus help in sustaining life on this planet. Biogeochemical Cycles Energy flows directionally through ecosystems, entering as sunlight (or inorganic molecules for chemoautotrophs) and leaving as heat during the many transfers between trophic levels. The oxygen cycle is important because it helps pass on other elements. In order for the living components of a major ecosystem (e.g., a lake or a forest ) to survive, all the chemical elements that make up living cells must be recycled continuously. Biogeochemical cycles overview. The water cycle. However, the matter that makes up living organisms is conserved and recycled. Nitrogen is what makes of most of the air and is found in DNA, RNA, and protein, which is needed for organisms to live.