CLASSIFICATION REVIEW

A scientist that classifies organisms is called a:

• taxonomist

• sorter

• curater

• pathologist

Which of the following lists the 8 levels of classification in order from most diverse to least diverse groups?

• species, genus, family, order, class, phylum, kingdom, domain

• plants, eubacteria, archaebacteria, monera, animals, fungi, protists, taxonomy

• domain, kingdom, phylum, class, order, family, genus, species

Which kingdom only includes prokaryotes?

• Protista

• Archaea

• Plantae

• Animalia

Which kingdom includes only multicellular heterotrophs?

• protista

• archaebacteria

• plants

• animal

How are dogs (Canis lupus) and cats (Felis catus) classified?

• same kingdom, same species

• same kingdom, different species

• different kingdoms, same species

• different kingdoms, same species

An organism's scientific name is its _________ and _________ ?

• class and family

• kingdom and phylum

• genus and species

• phylum and species

Finish the sentence: The more classification levels that two organisms share...

• the closer together on Earth they live

• the harder it is to tell them apart

• the more characteristics they have in common

• the more distantly related they are

Which organism only has one cell?

• pine tree

• amoeba (Protist)

• mushroom

• earthworm

In Linnaeus’s binomial nomenclature system, which we still use today, the first part of an organism’s two-part scientific name is its:

• Domain

• Kingdom

• Genus

• Species

Why does the classification system keep changing?

• New and improved knowledge about organisms helps us group them in new ways that make more sense.

• New organisms are sometimes discovered that don’t fit into the old classification system.

• New scientific tools, like more powerful microscopes, allow us to study organisms in new ways and learn more about them.

• All of the above.