Classification/Taxonomy

The scientific name for an organism includes which taxa?

• class and family

• Genus and species

• domain and kingdom

• kingdom and phylum

A tool used by a taxonomist to identify an unknown organism is known as a __________.

• dichotomous key
• binomial nomenclature
• scientific name
• binomial key

The science of classifying and naming organisms is ______________.

• evolution
• taxonomy
• grouping
• scientific names

Who first proposed binomial nomenclature as a way of classifying organisms?

• Carolus Linnaeus
• Aristotle
• Charles Darwin
• Louis Pasteur

The 7 levels of classification, from most broad to most specific are ...

• Genus, Family, Order, Class, Phylum, Kingdom, Species

• Species, Kingdom, Genus, Phylum, Family, Class, Order

• Kingdom, Phylum, Class, Order, Family, Genus, Species

• Order, Kingdom, Species, Phylum, Family, Class, Genus

The taxon with the largest amount of organisms grouped together...

• Species
• Phylum
• Kingdom
• Domain

Smallest taxonomic group with many similar characteristics...

• domain
• kingdom
• species
• class

A student discovers an arachnid with a segmented abdomen, long legs, and a tail with no stinger. The student uses the dichotomous key below to identify it. Which arachnid has the student found?

• Whip Scorpion
• Wind Scorpion
• Daddy long legs
• Scorpion

Tags

NGSS.MS-LS4-2

What is the most primitive organism shown on the cladogram?

• chimp
• perch
• hagfish
• salamander

Which organisms pictured on the cladogram have hair?

• prosimians only
• prosimians and humans
• humans only
• prosimians and birds