ClassificationClassification

When scientists classify organisms, When scientists classify organisms, theythey

arrange them in orderly groups.arrange them in orderly groups.

““Kings Play Chess On Fine-Grained Kings Play Chess On Fine-Grained Sand” is a mnemonic device that helps Sand” is a mnemonic device that helps

one rememberone remember

the seven levels of classification.the seven levels of classification.

What kind of organism thrives in hot What kind of organism thrives in hot springs and other extreme springs and other extreme

environments?environments?

archaebacteriaarchaebacteria

A pine tree is a member of the A pine tree is a member of the kingdomkingdom

Plantae.Plantae.

The seven levels of classification, from The seven levels of classification, from general to specific, are:general to specific, are:

kingdom, phylum, class, order, family, kingdom, phylum, class, order, family, genus species.genus species.

Organisms in the kingdom ___ usually Organisms in the kingdom ___ usually move by themselves and have move by themselves and have

advanced nervous systems that allow advanced nervous systems that allow them to respond to their environment.them to respond to their environment.

AnimaliaAnimalia

Fungi obtain nutrients byFungi obtain nutrients by

absorbing them from their absorbing them from their surroundings.surroundings.

Phylum Chordata contains all animals Phylum Chordata contains all animals that havethat have

a hollow nerve cord.a hollow nerve cord.

Linnaeus attempted to classify all Linnaeus attempted to classify all known organisms only byknown organisms only by

their shared characteristics.their shared characteristics.

Scientific names are written in eitherScientific names are written in either

Greek or Latin.Greek or Latin.

By working through pairs of descriptive By working through pairs of descriptive statements and their alternative statements and their alternative

responses, you can use ___ to identify responses, you can use ___ to identify an unknown organism.an unknown organism.

a dichotomous keya dichotomous key

Single-celled organisms that live in Single-celled organisms that live in pond water can make their own food pond water can make their own food through photosynthesis or obtain it through photosynthesis or obtain it

from other organisms, and can move from other organisms, and can move about using their flagella areabout using their flagella are

euglena.euglena.

The The ParameciumParamecium and water mold are and water mold are in the kingdomin the kingdom

Protista.Protista.

Organisms that have cells with a Organisms that have cells with a nucleus and membrane-bound nucleus and membrane-bound

organelles areorganelles are

eukaryotes.eukaryotes.

Protozoa are ___ protists.Protozoa are ___ protists.

animal-likeanimal-like

Algae are ___ protists.Algae are ___ protists.

plant-likeplant-like

Molds and mushrooms are organisms Molds and mushrooms are organisms in the kingdomin the kingdom

Fungi.Fungi.

Life-saving antibiotics, such as Life-saving antibiotics, such as penicillin, are produced bypenicillin, are produced by

molds.molds.

Linnaeus’s classification system is Linnaeus’s classification system is calledcalled

taxonomy.taxonomy.

Bacteria are different from all other Bacteria are different from all other living things because they lackliving things because they lack

nuclei.nuclei.