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.
The CBD formulates the concept in the following definition: Ecosystem means a dynamic complex of plant, animal and micro-organism communities and their non-living environment interacting as a functional unit (Convention on the Biological Diversity, 1992).HE ECOSYSTEM CONCEPT There are many definitions for ecosystem. The definition of Christopherson (1997) seems quite workable, but so are quite a few others.