Radula is present in

Options

A. Loligo
B. Mytilus
C. Pila
D. Unio

Answer

**Step-by-Step Solution:**

1. **Understanding Radula**: The radula is a specialized feeding organ found in certain mollusks. It is often described as a rasping organ that has transverse teeth.

2. **Location of Radula**: The radula is located in the buccal cavity of mollusks. This is the area of the mouth where the radula functions.

3. **Function of Radula**: The primary function of the radula is for feeding. It helps in scraping or cutting food before ingestion.

4. **Examples of Mollusks with Radula**: The radula is most commonly associated with various mollusks, particularly in the class Gastropoda (like snails) and some Cephalopoda (like squids).

5. **Specific Example**: One specific example of a mollusk that possesses a radula is *Loligo*, which is a genus of squids. This places *Loligo* in the class Cephalopoda.

6. **Conclusion**: Based on the information, the correct answer to the question "Radula is present in" is *Loligo*.

**Final Answer**: Radula is present in *Loligo*.

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