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Sea star
Contributed by: Butler
  • 1. What is another name for sea stars?
A) Starfish
B) Seahorse
C) Seashell
D) Seal
  • 2. How many arms do most sea stars have?
A) 8
B) 5
C) 6
D) 10
  • 3. What do sea stars use to move?
A) Claws
B) Fins
C) Tentacles
D) Tube feet
  • 4. Which ocean are sea stars commonly found in?
A) Atlantic
B) Indian
C) Pacific
D) Arctic
  • 5. What do sea stars primarily prey on?
A) Algae
B) Mollusks
C) Fish
D) Plants
  • 6. Which body shape do sea stars possess?
A) Asymmetry
B) Spiral symmetry
C) Radial symmetry
D) Bilateral symmetry
  • 7. What is the main threat to sea stars in recent years?
A) Climate change
B) Overfishing
C) Pollution
D) Sea star wasting disease
  • 8. Which organ helps sea stars to perform tube feet extension and retraction?
A) Nervous system
B) Circulatory system
C) Water vascular system
D) Digestive system
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