Biology I: Dichotomous Keys Activity

Part A: Reading Dichotomous Keys

Title your paper “Reading Dichtomous Keys.” Be sure to label each section (i.e. #1 Simple Organisms). Write the number of the image and the correct species name. Use the dichotomous key to determine what species it is. Be sure to trace your path that you followed to get the right answer.

{Click on the image to make it larger.}

 #1 Simple Organisms

#2 Leaves

#3 Alien Invasion

#4 Salamander Key

#5 Fish Key

Part B: Writing Your Own Dichtomous Key

Please put Part B on a separate piece of paper. Label it “My Own Dichotomous Key.” Follow the directions on the image.

  1. #1 by María Paula Toro on June 16, 2013 - 12:30 PM

    Excellent!!!!!!! my students loved each activity!!!

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