Classification Unit

Question 1

Classification

Answer 1

the action or process of classifying something according to shared qualities or characteristics.

Question 2

Taxonomy

Answer 2

the classification of something, especially organisms.

Question 3

Binomial nomenclature

Answer 3

the system of nomenclature in which two terms are used to denote a species of living organism

Question 4

Taxon

Answer 4

a taxonomic group of any rank, such as a species, family, or class.

Question 5

Genus

Answer 5

a principal taxonomic category that ranks above species and below family,

Question 6

Family

Answer 6

is one of the eight major taxonomic ranks; it is classified between order and genus.

Question 7

Order

Answer 7

a taxonomic rank used in the classification of organisms

Question 8

Class

Answer 8

a taxonomic rank,

Question 9

Phylum

Answer 9

a principal taxonomic category that ranks above class and below kingdom.

Question 10

Division

Answer 10

a taxonomic rank in biological classification that is used differently in zoology and in botany

Question 11

Kingdom

Answer 11

The highest classification into which living organisms are grouped in Linnean taxonomy, ranking above a phylum

Question 12

Domain

Answer 12

also super kingdom or empire,

Question 13

Phylogeny

Answer 13

. The evolutionary development and history of a species or higher taxonomic grouping of organisms

Question 14

Characters

Answer 14

any observable feature,

Question 15

Molecular clock

Answer 15

figurative term for a technique that uses the mutation rate of biomolecules to deduce the time in prehistory when two or more life forms diverged.

Question 16

Cladistics

Answer 16

a method of classification of animals and plants according to the proportion of measurable characteristics

Question 17

Cladogram

Answer 17

a branching diagram showing the cladistic relationship between a number of species.

Question 18

Archaea

Answer 18

Any of the unicellular microorganisms that is genetically distinct from bacteria and eukaryotes, and often inhabiting extreme environmental conditions.

Question 19

Protists

Answer 19

are eukaryotic organisms that cannot be classified as a plant, animal, or fungus.

Question 20

Fungus

Answer 20

a diverse group of eukaryotic single-celled or multinucleate organisms that live by decomposing and absorbing the organic material in which they grow