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Grade Level: 7th Grade
Subject Area: Science
Topic: Earthworms
Subject Standards: IN 7.4.1, 7.4.4, 7.4.5, 7.4.6, 7.4.8,
ISTE Standards: Figure 2. IV, V
Directions: Click on the link in each question to find the answer. Write your answer under each question using complete sentences.
1. To what phylum does the earthworm belong?
2. What are castings?
3. What is another name for the hearts?
4. What are the sections of an earthworm’s body called?
5. What type of symmetry does an earthworm have?
6. What structures belong to the nervous system?
7. What is the purpose of the gizzard?
8. What are setae?
9. What purpose does the clitellum serve?
10. Why do worms crawl to the surface when it rains?
11. How do the earthworms benefit the soil?
Follow up activity: This exercise will be followed with an additional scavenger hunt of similar nature. A crossword will then be filled out accurately and completely. Then there will be a virtual worm dissection on the internet followed by the actual dissection of a worm in the classroom.