Classification Vocab Review

In __ a species evolves into a new species without a physical barrier, while in __ new species evolve when a physical barrier divides one population into two or more populations.

• allopatric speciation, sympatric speciation

• punctuated equilibrium, gradualism

• graualism, punctuated equilibrium

• sympatric speciation, allopatric speciation

Organize these taxa scientists use to classify organisms from the most general to the most specific.

• phylum, kingdom, class, order, family

• family, order, class, phylum, kingdom

• kingdom, phylum, genus, class, order

• kingdom, phylum, class, order, family

Match the term with the correct description.

• a type of evolution in which two species have such a close relationship that evolution of one species affects the evolution of the other species

• adaptive radiation

• diversification of a species into a number of different species, often over a relatively short time span

• coevolution

• a type of evolution in which unrelated species independently evolve similar traits even though they live in different parts of the world

• convergent evolution

________________ is the formation of a new species.

• Speciation

• Evolution

• Adaptation

• Mutation

6) ________________ is grouping of organisms or objects based on a set of criteria that helps organize, communicate, and retain information.

• Classification

• Taxonomy

• Sorting

• Organization

A named group of organisms is called a/an _________________

• taxon

• genus

• species

• clade

A diagram representing the proposed evolutionary history of mammals is called a/an _________________

• phylogenetic tree

• evolutionary tree or cladogram

• lineage chart

• ancestral diagram

Calling a bear Ursus americanus is an example of ________________ nomenclature.

• binomial

• polynomial

• monomial

• scientific

A (a)   is the most closely-related group of species that share a common ancestor.

• order

• family

• genus

(a)   is the evolutionary history of a species.

• Cladistics

• Phylogeny