14
What’s a Dichotomous Key?
What’s a Dichotomous Key?
It’s a tool that scientists use to help them find the names of insects, trees, and many other
things.
Dichotomous Key?
What’s my name?
I know my name!
And I know mine!
I LOVE my name!
How do I use a dichotomous key?
Choose only one creature at a time.
How do I use a Dichotomous Key?
How do I use a Dichotomous Key?
Read steps 1a and 1b
How do I use a Dichotomous Key?
Decide which statement is true.
How do I use a Dichotomous Key?
Then follow the directions after that step.
Go to
step 5!
How do I use a Dichotomous Key?
The directions will lead you to a new pair of steps.
How do I use a Dichotomous Key?
Keep this up until you come to a step that gives you the creature’s name.
C
How do I use a Dichotomous Key?
Then choose a new creature and start at step 1a and 1b again and continue until you find the
creature’s name.
How do I use a Dichotomous Key?
Do this for all the creatures!
