1. HOMEWORK CHECK  Sit your homework from last class out on your desk.

2. OBJECTIVE  SWBAT identify an unknown organism using a dichotomous key.

3. IB LEARNER PROFILE  Inquirers

4. AGENDA  Homework Check (10)  Shoe Dichotomous Key (10)  Dichotomous Key Video (10)  Dichotomous Key Notes (10)  Dichotomous Key Stations (20)  Independent Practice (20)  Exit Ticket (10)

5. SHOE DICHOTOMOUS KEY

6. DICHOTOMOUS KEY VIDEO  After the video: work with your group to come up with an explanation for how to use a dichotomous key  https://www.youtube.com/watch?v=M51AKJqx-7s

7. DICHOTOMOUS KEY  A dichotomous key is a series of descriptions arranged in pairs that leads the user to the identification of an unknown organism.

8. STOP AND JOT  What is a dichotomous key?

9. HOW TO USE A DICHOTOMOUS KEY: 1. Carefully observe the organism you are attempting to identify. 2. Choose one of the traits from the key to divide the organism into one of two groups. 3. Follow the key to select the next trait of the organism until the name is identified.

10. STOP AND JOT  How is a dichotomous key used to identify an organism?  How do the questions in a dichotomous key help the reader identify an organism?

11. PRACTICE

12. GUIDED PRACTICE  Who: you and your table group  How: quietly, in your seat  What: Use the steps discussed in class to identify the unknown organisms using the dichotomous keys.

13. INDEPENDENT PRACTICE  Who: you  How: silently, in your seat  What: Identify the unknown organisms using the dichotomous keys in your handout

14. INCREDIBLE SHRINKING NOTES  Draw 3 boxes on your paper, one large, one medium, one small. 1. Reflect on everything you learned in class in the big box (you must fill up the box). 2. Go to the next smaller box and fill it with the most important information from the first box. 3. Finally, go to the third smallest box and fill it with the most important information from the second box. This is your main idea for the lesson.

15. EXIT TICKET  Complete the exit ticket at your desk  Homework Reminder: Dichotomous Key Practice Worksheet

16. WHEN YOU ENTER THE CLASSROOM…  (#1.) TAKE OUT: Food Chain vs. Food Web Packet  (#2.) TAKE OUT: Introduction to Ecosystems Packet (Lion King)  (#3.) DO NOT TOUCH THE PACKETS IN THE GREEN BINS!

17. AGENDA  (#1.) DO NOW (Food Chain vs. Food Web Packet)  (#2.) Powerpoint (New packet & Lion King Packet)  (#3.) Group Work (Lion King Packet…Identify Biotic & Abiotic factors)  (#4.) Magic School Bus (Rainforest)  (#5.) Exit Ticket

18. DO NOW  Complete questions C-F in the Food Webs vs. Food Chains packet. THIS WAS A PART OF YOUR NOTES.