Jelly Fish Aurelia occurs abundantly in

Options

A. Mumbai Coast
B. Tamil Nadu Coast
C. Bay of Bengal
D. All the above.

Answer

**Step-by-Step Solution:**

1. **Identify the Organism**: The question asks about the jellyfish Aurelia, which is a member of the phylum Cnidaria.

2. **Classify the Organism**: Aurelia belongs to the class Scyphozoa, which includes true jellyfish.

3. **Understand the Characteristics**: Aurelia exhibits certain characteristics typical of Cnidarians, such as:
- Diploblastic organization (two tissue layers).
- Radial symmetry.
- Absence of a true coelom.
- Tissue-level organization.

4. **Identify the Form**: Aurelia exists primarily in the Medusa form, which is motile and capable of sexual reproduction.

5. **Determine Habitat**: Aurelia jellyfish are commonly found in various oceans, particularly the Pacific and Arctic Oceans.

6. **Evaluate the Options**: The question provides several options regarding the occurrence of Aurelia:
- Mumbai coast
- Tamil Nadu coast
- Bay of Bengal
- All of the above

7. **Analyze Each Option**:
- **Mumbai Coast**: Aurelia is not commonly found here.
- **Tamil Nadu Coast**: Aurelia is indeed found here.
- **Bay of Bengal**: Aurelia is not typically abundant here.
- **All of the above**: This option is incorrect as not all locations listed have Aurelia.

8. **Conclusion**: Based on the analysis, the correct answer is the **Tamil Nadu coast** where Aurelia jellyfish occur abundantly.

**Final Answer**: **Tamil Nadu coast**.

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