In which phylum the spiny bodied organisms are included?

Answer

**Step-by-Step Solution:**

1. **Identify the Organisms**: The question asks about "spiny-bodied organisms." This description is a key characteristic of certain animals.

2. **Recall Relevant Phyla**: In the study of the animal kingdom, various phyla contain different types of organisms. It’s important to recall which phylum is associated with spiny bodies.

3. **Phylum Echinodermata**: The phylum that includes spiny-bodied organisms is Echinodermata. This phylum is known for its unique features, including a spiny appearance.

4. **Understand the Structure**: The spiny structure of Echinodermata is due to their endoskeleton, which is made up of calcareous ossicles. These ossicles are small, calcium carbonate structures that provide support and give the organisms their characteristic spiny texture.

5. **Conclusion**: Therefore, the answer to the question is that spiny-bodied organisms are included in the phylum Echinodermata.

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