The pecuilar pungent smell of cockroach is produced by the secretions of

Options

A. Pheromones
B. Flame cells
C. Abdominal glands
D. Cervical glands

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks about the source of the peculiar pungent smell associated with cockroaches.

2. **Identifying the Options**: The options provided are:
- Pheromones
- Flame cells
- Abdominal glands
- Cervical glands

3. **Analyzing Each Option**:
- **Pheromones**: These are chemical substances produced and released into the environment by an animal, affecting the behavior or physiology of others of its species. In cockroaches, pheromones are known to produce a distinctive smell that can attract mates.
- **Flame Cells**: These are involved in excretion and osmoregulation in certain invertebrates, but they do not produce any smell.
- **Abdominal Glands**: These glands are present in the abdominal segments of cockroaches, but they are not specifically known for producing a pungent smell.
- **Cervical Glands**: These glands are located in the cervical region and are primarily involved in salivation and other functions, not in producing a pungent smell.

4. **Conclusion**: Based on the analysis, the correct answer is **Pheromones**, as they are responsible for the peculiar pungent smell of cockroaches, which plays a role in attracting mates.

5. **Final Answer**: The peculiar pungent smell of cockroach is produced by the secretions of **Pheromones**.

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