The clitellum or cingulum in Earthworm is present in

Options

A. 12, 13 and 14 segments
B. 13, 14 and 15 segments
C. 14, 15 and 16 segments
D. 16, 17 and 18 segments

Answer

**Step-by-Step Solution:**

1. **Understanding the Earthworm's Body Structure:**
- The earthworm's body is segmented and can be divided into different regions. Each segment has specific characteristics and functions.

2. **Identifying the Clitellum:**
- The clitellum, also known as the cingulum, is a thickened, glandular section of the earthworm's body. It plays a crucial role in reproduction.

3. **Locating the Clitellum on the Earthworm:**
- In mature earthworms, the clitellum is specifically found in segments 14, 15, and 16. This region is characterized by a prominent dark band of glandular tissue.

4. **Understanding the Segmentation:**
- The first segment of the earthworm is called the peristomium, which contains the mouth. The segments following it are numbered sequentially.

5. **Conclusion:**
- Based on the information, the correct answer to the question is that the clitellum is present in segments 14, 15, and 16 of the earthworm.

**Final Answer:**
The clitellum or cingulum in Earthworm is present in segments 14, 15, and 16.

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