Earthworm Anatomy Worksheet
Name: ___________________________
Period: ___________________________
 Go to the McGraw Hill Virtual Lab, Earthworm Dissection website:
http://mhhe.com/biosci/genbio/virtual_labs_2K8/labs/BL_17/index.html
 Read the short text in the left-hand column and answer the following questions about
earthworms:
1. Why do we study and dissect earthworms in life science?
a. ___________________________________________________________
2. How are earthworms classified?
a. Kingdom: __________________________________
b. Phylum: ___________________________________
c. Class: ____________________________________
d. Order: ____________________________________
e. Family: ___________________________________
f. Genus: ___________________________________
g. Species: __________________________________
3. How do earthworms impact the soil they live in?
a. ___________________________________________________________
___________________________________________________________
___________________________________________________________
 Click on the “Earthworm Guide” in the lower right-hand corner and complete the
table of organ functions on the following page.
 Take the labeling quiz by keeping the “External Anatomy” activated and dragging the
vocabulary words from the Label box to the appropriate question marks in the
diagram. Click on the “Check” button to correct your answers. The program will
outline incorrect responses in yellow.
 When you have all the structures labeled correctly, label the diagram on this
worksheet.
 Repeat the labeling quiz for the “Internal Anatomy”; then label the diagram on this
worksheet.
External Anatomy:
Internal
Anatomy:
 When you are finished, visit the following website and review the digestive system!
http://www.naturewatch.ca/english/wormwatch/virtual_worm/Digestion.htm
 When you are finished with that, consult the diagram on page 689 of your biology
textbook and color and label the following diagram using the given word bank!