Peppered Moth Lab—A simulated look at Darwin’s Name ______

Theory of Evolution by Natural Selection -- Part 2Per: ______

1. Question: How does color affect an organism’s ability to survive in certain environments? (Answer before you do any of the Lab.)
______

2. Hypothesis: If . . . then. IF______
______THEN______

3. Data Collection:

Percent Light Moths / Percent Dark Moths
Lichen Forest Trial1(light)
Lichen Forest Trial 2
Sooty Forest Trial 1 (dark)
Sooty Forest Trial 2

4. What did the experiment show about how prey is selected by predators?

______

  1. Explain how the color of moths increases or decrease their chances of survival depending on the environment.

______

6. 500 light colored moths and 500 dark colored moths are released into a polluted forest. After 2 days the moths were recaptured. Make a prediction about the number of each type of moth that would be captured.
______

7. Conclusion: (based on the hypothesis) ______

______

______

______

  1. What underlying law of nature has produced this change? How did this simulation model that law of nature? ______

A simulated look at Darwin’s Theory of Evolution by Natural Selection -- PART 1

Procedure and Analysis Questions

Name: ______

___ Log on to the internet.Per: ______

___ Go to my blog.

___ Click on the first web site that says “Green and Orange Bugs.”

___ Read “Learn More.” (You must click the down arrow to read more.)

___Answer the following questions:

1. Where did this mini-evolution take place and in what years? ______

______

2. What happened to the lichens and why did this happen? ______

______

  1. What is the controversy over the story of the peppered moths? ______

______

___ Spend only 4 minutes on this next part. Observe the bugs and move the bar from the Trees to the Factory and back. Observe what happens to the bugs. This is part of your background information for the Peppered Moth Lab.

___ Go back to my blog

___ Click on “Download Peppered Moth Lab Sheet” web link

___ Click on the blue link and you will see Peppered Moths Lab website.

DO NOT SKIP THESE STEPS:

___ Click on the 1st circle – Life Cycle of Moths

___ Read the information provided.

___ Answer these questions:

1. In the past, which moth was very rare? ______

2. When did the change start? ______

___ Click on “Impact of Pollution”

____ Read the information provided.

____ Answer these questions:

1. By 1900, what % of moths were black? ______

2. What was that period in England called? ______

___ Click on Dr. Kettlewell’s Test

____ Read carefully through this.

___ On side 2 of your lab sheet, answer the question “How does color affect an organism’s ability to survive in certain environments?”

___ Formulate a hypothesis based on the question ---Write this.

___ Run “BIRD’S EYE VIEW.”

E:\Evolution\Peppered Moth LabWoyce09.doc