|
Purpose:
To observe a living invertebrate organism. To identify external structures and observe movement. To observe response to different types of light and various environmental conditions.
Summary:
Students will observe a living earthworm. They will identify various external features of the worm, and then test the worm's response to various environmental changes. Students will identify specific behavioral and physical adaptations that allow the earthworm to be successful in its environment.
Objectives Links:
3. B: Biological Adaptations
6. A: Cells to Monitor Environment
7. A: The Animal Kingdom (local)
Process Skills Checklist
Materials:
- Live earthworms
- Flashlights
- Dissecting pans
- Cellophane (red and blue)
- Paper towels
- Pipette
- Water
Safety Concerns:
Earthworms do have a simple nervous system. Handle with care!
Revision Date:
July 2007
|
