Classification Unit Vocabulary

Front

What is the 'two-name system' used to name organisms?

Back

Binomial nomenclature is the two-name system used to name organisms, consisting of the genus and species names, e.g., Ursus americanus for the American Black Bear.

Front

What is the taxonomic grouping made up of Orders?

Back

Class is the taxonomic grouping made up of Orders.

Front

What type of organism has a nucleus and other membrane-bound organelles?

Back

Eukaryotic organisms have a nucleus and other membrane-bound organelles.

Front

What is the taxonomic grouping made up of Families?

Back

Order is the taxonomic grouping made up of Families.

Front

What is a key used to help identify unknown species?

Back

A dichotomous key is used to identify unknown species by asking yes or no questions that lead to the correct taxa.

Front

What is the highest taxonomic rank in the biological classification system?

Back

Domain is the highest taxonomic rank in the biological classification system.

Front

What is the taxonomic rank below Domain?

Back

Kingdom is the taxonomic rank below Domain.

Front

What is the taxonomic rank that groups organisms based on shared characteristics?

Back

Phylum is the taxonomic rank that groups organisms based on shared characteristics.

Front

What is the process of classifying organisms into groups?

Back

Taxonomy is the process of classifying organisms into groups based on similarities and differences.

Front

What is the term for organisms that lack a nucleus?

Back

Prokaryotic organisms are those that lack a nucleus.