Questions and Answers
What is found on the ventral side of a starfish?
What are tube feet?
Sticky suction cups on the ventral side.
What are the arms of a starfish called?
Rays
Where is the eye spot found on a starfish?
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What does the ventral side refer to?
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What is the dorsal side of a starfish?
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What phylum do starfish belong to?
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What type of symmetry do starfish have?
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Study Notes
Starfish Structure and Features
- Mouth: Located on the ventral side, serving as the entry point for food.
- Tube Feet: Found on the ventral side, these are sticky suction cups that assist in movement and feeding.
- Rays: Refers to the arms of a starfish, typically five in number, extending from the central disc.
- Eye Spot: Positioned at the tip of each ray, sensitive to light, aiding in navigation.
Orientation of Starfish
- Ventral Side: Known as the bottom side, where the mouth is located; crucial for feeding.
- Dorsal Side: The top side or front, which is used for protection and sensory functions.
Biological Classification
- Echinodermata: The phylum that includes starfish, characterized by their radial symmetry and a water vascular system.
- Radial Symmetry: A type of symmetry seen in starfish, allowing for a circular arrangement of body parts around a central axis.
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Description
Test your knowledge of starfish anatomy with this engaging quiz. Identify key parts such as the mouth, tube feet, rays, and more. Perfect for biology students looking to reinforce their understanding of echinoderms.
