Most developed world countries have accepted the chronological age of 65 years as a definition of 'elderly' or older person, but like many westernized concepts, this does not adapt well to the situation in Africa.
Binomial Nomenclature. The present system of binomial nomenclature identifies each species by a scientific name of two words, Latin in form and usually derived from Greek or Latin roots.The first name (capitalized) is the genus of the organism, the second (not capitalized) is its species.inomial Nomenclature. The present system of binomial nomenclature identifies each species by a scientific name of two words, Latin in form and usually derived from Greek or Latin roots.
1 divided each genera into smaller groups called species. 2  designed a system of naming organisms called binomial (two names) nomenclature (system of naming) which gave each organism 2 names-genus (plural = genera) and species (plural = species) names.ased on Carolus Linnaeus binomial nomenclature system, each organism is given a 2-part scientific name. An organism may have more than one common name, but will only have one scientific name. For example-mountain lion, cougar and puma are all common names for the same animal.