Royal jelly is secreted from

Options

A. Hypopharyngeal gland
B. Milk gland
C. Salivary gland
D. Intergumentary gland.

Answer

**Step-by-Step Solution:**

1. **Understanding Royal Jelly**: Royal jelly is a special secretion produced by worker bees, specifically female worker bees, that serves as a food source for the queen bee and larvae.

2. **Identifying the Source**: The question asks where royal jelly is secreted from. The options provided are:
- Option 1: Hypopharyngeal gland
- Option 2: Milk gland
- Option 3: Salivary gland
- Option 4: Integumentary gland

3. **Analyzing Each Option**:
- **Hypopharyngeal Gland**: This gland is known to produce royal jelly. It is located in the head of the worker bees and is responsible for secreting the compounds necessary for making royal jelly.
- **Milk Gland**: This term can sometimes refer to the hypopharyngeal gland, but it is not a commonly used term in entomology. Therefore, it may cause confusion.
- **Salivary Gland**: This gland produces saliva, which is used for various purposes such as dissolving food and cleaning. It does not produce royal jelly.
- **Integumentary Gland**: This gland is involved in the secretion of substances related to the exoskeleton and is not responsible for royal jelly production.

4. **Conclusion**: Based on the analysis, the hypopharyngeal gland is the correct source of royal jelly. Thus, the answer to the question is:
- **Correct Answer**: Hypopharyngeal gland (Option 1).

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