Which of the following lives in commensal relationship with shrimps and is called as Venus flower basket ?

Options

A. Leucosolenia
B. Euplectella
C. Euspongia
D. Sycon.

Answer

To answer the question "Which of the following lives in commensal relationship with shrimps and is called as Venus flower basket?", follow these steps:

### Step-by-Step Solution:

1. **Understand Commensal Relationships**:
- A commensal relationship is a type of symbiotic relationship where one species benefits while the other is neither helped nor harmed. In this case, we are looking for an organism that lives with shrimps in such a relationship.

2. **Identify the Organism**:
- The question specifically asks for an organism known as the "Venus flower basket." This is a common name that can help narrow down the options.

3. **Recognize the Characteristics of Venus Flower Basket**:
- The Venus flower basket is a type of glass sponge. It is known for its intricate structure and is typically found in deep-sea environments.

4. **Know the Relationship with Shrimps**:
- The Venus flower basket houses two small shrimps (one male and one female) within its glass skeleton. This is a classic example of a commensal relationship where the shrimps benefit from protection and shelter, while the sponge is not affected.

5. **Select the Correct Answer**:
- Among the options provided, the organism that is known as the Venus flower basket and lives in a commensal relationship with shrimps is **Euplectella**.

### Final Answer:
The correct answer is **Euplectella**, which is commonly known as the Venus flower basket.

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