5 Kingdom Classification Flashcards
Why do we need Five kingdom classification
As there are millions of organisms starting from single celled microorganisms to large multicellular ones
How are organisms grouped to study their diversity?
Grouped according to their increasing similarities. Also from less to more complex.
What are the 7 categories
Kingdom
Phylum
Class
Order
Family
Genus
Species
Kingdom + Example
Largest division of related organisms
Animalia
Phylum + Eg
Largest division in classification of plants and animals. Related classes and grouped in one phylum.
Chordata.
Class + Eg
Related orders comprise a class. Vertebrate, Mammalia
Order + Eg
Related families comprise an order.
Primates.
Family + Eg
A group of genera with certain common characteristics form a family.
Hominidae
Genus + Eg
Similar species constitute a genus.
Homo
Why do we use what naming system
Common names are sometimes variable and confusing thus we use Binomial nomenclature.
Scientific name of pea plant
Pisum sativum
Binomial nomenclature characteristics
First part of the organism name is the genus. Second part is species.
