Taxonomy Flashcards
How many species are there
13 billion
What percent of all organisms that have ever lived is this?
5%
Are all organisms on earth today identified
No
Define classification
The arrangement of organisms into groups based on their similarities
Who was the first taxonomist and what 2 groups did he place organisms in
Aristotle and animals and plants
How did Aristotle subdivide his 2 groups
By habitat
What 18th century taxonomist developed the naming system still used today
Linnaeus
How did Linnaeus group his organisms
By structure
What is Linnaeus’s naming system called
Binomial nomenclature
What language is used for scientific naming
Latin
Sometimes, scientific names may be —– instead of Latin
Greek
Who is the father of taxonomy
Linnaeus
Explain binomial nomenclature
2 word name, genus and species
How do scientific names appear when hand written
Underlined
How do scientific names appear in print
italicized
Which word of a scientific name must be capitalized
Genus
What is the common and scientific name for people
Homo sapiens
What is a taxon
Category/ group into related organisms are placed
What is the plural form of taxon
Taxa
There is a ——– of groups that goes from the broadest grouping to the most ——- grouping
Hierarchy and specific
8 taxa in order from broadest to most specific
Domain, kingdom, phylum, class, order, family, genus, species
What is the newest and broadest taxon
Domain
What is the most specific taxon
Species
Humans belong to which taxa
Eukarya
Name 3 domains
Prokarya, arches and bacteria, eukarya
What are the main characteristics of the domain eukarya
Eukaryotes, nucleus, and membrane bound organelles
Where do archaea live? Give examples
Harsh environments sewage plants
Where are eubacteria found
All habitatas
Some bacteria cause—- but may act as ——– and are important to the —————
Disease, decomposes, environment
Where do some types of eubacteria live in animals
Intestines
The domain eukarya is divided into how many kingdoms
4
List 4 kingdoms of eukarya and examples of organisms in them
1- animal, human
2- plant, tree
3- fungi, mushrooms
4- protist, algae
Blank and blank kingdoms contain only multicellular organisms
Animal and plant
Where are protist found and list the main characteristics
Aquatic water, unicellular some multi some autotrophic
All members of kingdom fungi are blank except for uni blank
Multi and yeast
