Tube feet are characteristic structures of

Options

A. Starfish
B. Cuttlefish
C. Crayfish
D. Jelly fish

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks about the organism that possesses tube feet as characteristic structures.

2. **Identifying Tube Feet**: Tube feet are specialized structures that are used for locomotion, feeding, and respiration. They are typically found in certain marine animals.

3. **Analyzing the Options**:
- **Starfish**: Starfish, also known as sea stars, belong to the phylum Echinodermata. They are known for having tube feet which are used for movement and feeding.
- **Cuttlefish**: Cuttlefish are mollusks and do not have tube feet. They have tentacles instead.
- **Crayfish**: Crayfish are crustaceans and do not possess tube feet. They have jointed legs for movement.
- **Jellyfish**: Jellyfish are invertebrates that belong to the phylum Cnidaria and do not have tube feet. They use their tentacles for movement and capturing prey.

4. **Conclusion**: Based on the analysis, the organism that has tube feet is the starfish. Therefore, the correct answer is option A (Starfish).

**Final Answer**: Tube feet are characteristic structures of starfish (option A).

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