In cockroach , stink gland is found in:

Options

A. 4th and 5th terga
B. 5th and 6th terga
C. 5th and 6th stema
D. 4th and 5th stema

Answer

**Step-by-Step Solution:**

1. **Understanding the Stink Gland**: The stink gland in cockroaches is responsible for releasing a smelly substance known as pheromones. These chemical substances play a crucial role in attracting the opposite sex for mating purposes.

2. **Identifying the Genders**: It is important to note that stink glands are primarily found in male cockroaches. The pheromones released by these glands help stimulate female cockroaches, making copulation more likely.

3. **Locating the Stink Gland**: The stink glands are specifically located in the dorsal part of the cockroach. The dorsal part refers to the back side of the cockroach.

4. **Understanding the Terminology**: The term "turga" refers to the segments of the cockroach's exoskeleton. The stink glands are located in the 5th and 6th turga.

5. **Conclusion**: Therefore, the stink glands in cockroaches are found in the 5th and 6th turga, which are part of the dorsal exoskeleton.

**Final Answer**: In cockroaches, the stink gland is found in the 5th and 6th turga.

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