Annelid having gills for respiration is

Options

A. Terebella
B. Chaetopteris
C. Lumbricus
D. Nereis

Answer

To solve the question "Annelid having gills for respiration is," we need to analyze the options provided and understand the characteristics of each annelid mentioned.

### Step-by-Step Solution:

1. **Understanding Annelids**: Annelids are a phylum of segmented worms that include various species. They can have different respiratory structures, including gills.

2. **Reviewing the Options**:
- **Terribella**: This is a type of annelid known to have gills for respiration.
- **Chetopeirus**: This annelid typically respire through their skin, not gills.
- **Lumbricus**: Commonly known as earthworms, they also respire through their skin.
- **Nereus**: Similar to Chetopeirus, Nereus respire through their skin.

3. **Identifying the Correct Answer**: Among the options, only **Terribella** is known to have gills for respiration. The other options do not possess gills and rely on skin respiration.

4. **Conclusion**: Therefore, the correct answer to the question is **Terribella**.

### Final Answer:
The annelid having gills for respiration is **Terribella**.

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