Dichotomous Keys

Front

What are the 8 levels of classification in biology from most broad to most specific?

Back

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

Front

What do protists, plants, fungi, and animals have in common?

Back

They are all Eukaryotic.

Front

What is the purpose of a dichotomous key?

Back

To identify organisms based on a series of choices that lead the user to the correct name.

Front

Who first proposed the system of binomial nomenclature?

Back

Carl Linnaeus.

Front

What is binomial nomenclature?

Back

A two-part naming system for organisms, consisting of the genus name and species name.

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have them.

Front

What is a genus?

Back

A group of closely related species.

Front

What is a species?

Back

The most specific level of classification, representing a group of organisms that can interbreed.

Front

What is the significance of the domain level in classification?

Back

It is the highest taxonomic rank, categorizing life into three domains: Archaea, Bacteria, and Eukarya.

Front

What characteristics define the kingdom Animalia?

Back

Multicellular, eukaryotic organisms that are typically heterotrophic.