Jellyfish Biology Worksheet
Anatomy, life cycle, and ecological role of jellyfish for 8th-grade science.
Includes
Standards
Topics
Jellyfish Biology
Name:
Date:
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Read each question carefully and answer to the best of your ability. Good luck!
1. What phylum do jellyfish belong to?
Arthropoda
Chordata
Cnidaria
Mollusca
2. What is the primary function of nematocysts in jellyfish?
Digestion
Reproduction
Stinging and capturing prey
Movement
3. The bell-shaped body of a jellyfish is called a .
4. Jellyfish have a simple nervous system called a .
5. The life cycle of many jellyfish includes both a polyp stage and a stage.
6. Jellyfish are fish.
True
False
7. Some jellyfish species are bioluminescent.
True
False
8. Describe two ways jellyfish are important to marine ecosystems.
9. Explain the difference between a jellyfish polyp and a medusa.
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