Bombycol is a pheromone secreted by the body of

Options

A. Wasp
B. House fly
C. Spider
D. Silk moth

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks about Bombycol, which is identified as a pheromone. We need to determine which organism secretes this pheromone.

2. **Identifying the Organisms**: The options provided are wasp, housefly, spider, and silk moth. We need to analyze which of these organisms is known to produce Bombycol.

3. **Researching Bombycol**: Bombycol is a well-known pheromone that is specifically associated with the silk moth (Bombyx mori). It is released by female silk moths to attract male moths for mating.

4. **Conclusion**: Based on the information, we conclude that Bombycol is secreted by the female silk moth.

5. **Final Answer**: The correct answer is that Bombycol is a pheromone secreted by the silk moth.

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