Classifying and Naming Organisms

Flashcards to help study classifying and naming organisms.

Taxonomy is .

The branch of biology that names and classifies species.

In biological taxonomy, a also called or __, is the highest taxonomic rank.

Super kingdom or empire, is the highest taxonomic rank of organisms in the three-domain system of taxonomy.

Up until the 1950’s, all life was classified as either a or _.

Plant or an animal.

Aristotle called each group “KINGDOM” in time they were known as _ & __.

Kingdom Plantae and Kingdom Animalia.

In 1866, a German biologist added a THIRD KINGDOM known as ___.

Kingdom Protista.

The two Kingdoms consist of single-celled organisms with NO NUCLEUS and are known as PROKARYOTES which are _ and _.

Archaea (Archaebacteria) and Bacteria (Eubacteria).

The cells that have NUCLEI and are known as “EUKARYOTES” (unicellular or multicellular) are , , , and _.

Protista, Fungi, Plantae, and Animalia.

The classification of living things includes 7 levels: __, __, ___, __, __, __, and __ .

Kingdom, phylum, classes, order, families, genus, and species.

Living things are placed into certain kingdoms based on: __, __, and __.

How they obtain their food, the types of cells that make up their body, and the number of cells they contain.

Phylum Definition: It is an attempt to find some kind of __ among organisms within a kingdom.

Physical similarities among organisms within a kingdom.

A is nothing more than a checklist of characteristics that determines how organisms are grouped together.

Checklist of characteristics that determines how organisms are grouped together.

Organisms within a family have more in common than with organisms in any classification level above it, organisms of a family are said to be _.

Related to each other.

The main criterion for an organism to be placed in a particular species is __.

The ability to breed with other organisms of that same species.

To distinguish among groups that have similarities, Carolus Linnaeus subdivided each kingdom into smaller more detailed groups using __.

Physical Characteristics.

Today scientists still use the binomial system but now called __.

Binomial Nomenclature.

To make it universal scientists agreed to use a language that is spoken by no one country __, so each organism or living thing gets a Two-Part Latin NAME.

Latin.

Dichotomous Key Definition: __ using observable characteristics to identify organisms.

Identification keys using observable characteristics to identify organisms.