Dichotomous Key

Front

What is a dichotomous key?

Back

A tool used to identify organisms by answering a series of questions that lead to the correct name.

Front

What are the 8 levels of classification in order from broadest to most specific?

Back

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

Front

What is the purpose of a dichotomous key?

Back

To identify organisms.

Front

What do we start with when using a dichotomous key?

Back

We always start with step 1.

Front

What do we look at when using a dichotomous key to identify organisms?

Back

Physical features.

Front

What is the first level of classification?

Back

Domain.

Front

Which two animals are most closely related: Dog and Wolf, or House Cat and Red Fox?

Back

Dog and Wolf.

Front

What is the second level of classification?

Back

Kingdom.

Front

What is the third level of classification?

Back

Phylum.

Front

What is the fourth level of classification?

Back

Class.