Dichotomous Keys

Front

What is a dichotomous key?

Back

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

Front

What is the primary purpose of a dichotomous key?

Back

To identify organisms.

Front

What type of characteristics are used in a dichotomous key?

Back

Physical features of organisms.

Front

What is the first step when using a dichotomous key?

Back

Always start with step 1.

Front

How many options are typically presented at each step of a dichotomous key?

Back

Two options.

Front

What is an example of a characteristic used to distinguish between arachnids and insects?

Back

Presence of antennae.

Front

What are the two main groups of arthropods?

Back

Arachnids and insects.

Front

What is an example of an organism that can be identified using a dichotomous key?

Back

Trees, such as spruce or pine.

Front

What is the significance of physical features in a dichotomous key?

Back

They help differentiate between similar organisms.

Front

What type of organisms can be identified using a dichotomous key?

Back

Plants, animals, fungi, and other living organisms.