National Certification â how to get it and what it means. After graduation from the KU's CLS program, students are eligible to take the national certification examination. In most medical laboratories, certification is a requirement for continued employment (as well as advancement and optimum salary).
Ecosystem. Definition. noun, plural: ecosystems. A system that includes all living organisms (biotic factors) in an area as well as its physical environment (abiotic factors) functioning together as a unit.Supplement. An ecosystem is made up of plants, animals, microorganisms, soil, rocks, minerals, water sources and the local atmosphere interacting with one another.oun, plural: ecosystems. A system that includes all living organisms (biotic factors) in an area as well as its physical environment (abiotic factors) functioning together as a unit.
Wiktionary (0.00 / 0 votes) Rate this definition: ecosystem (Noun). A system formed by an ecological community and its environment that functions as a unit. ecosystem (Noun). The interconnectedness of organisms (plants, animals, microbes) with each other and their environment.n ecosystem is a community of living organisms in conjunction with the nonliving components of their environment, interacting as a system. These biotic and abiotic components are regarded as linked together through nutrient cycles and energy flows.