ClassificationGrouping Living Things

Classification: grouping things together using a set of rules

Grouping

• group by similarities and differences

• scientists classify to make things easier to find and share info

• all living things can be classified into one of five kingdoms

Kingdom

• Kingdom: the largest group into which living things can be classified– moneran: one celled and no nucleus - bacterium– protist: one celled and has a nucleus - paramecia– fungi: most are many celled, have a nuclei, look

like plants, but cannot make their own food - mushroom

– plants and animals make up the other two kingdoms - grass, flowers, cats, and dogs

Smaller Groups

• characteristics used to make smaller and smaller groups– each smaller group has a name– most specific group has only 1 type of

living thing

• name animals with labels of 2 smallest classification groups– genus - 2nd smallest group– species - smallest group

• two names combined - cat: felis domesticus

Summary• scientists organize living things to make

studying and discussing them easier

• all living things are classified into one of five kingdoms– moneran– protist– fungi– plants– animals

• five kingdoms divided into small groups