The dengue virus is spread by the female ________ mosquito.

Options

A. Anopheles
B. Xanthomonas
C. Aedes
D. Protozoa

Answer

To answer the question, "The dengue virus is spread by the female ________ mosquito," we need to analyze the options provided and identify the correct mosquito species responsible for transmitting the dengue virus.

### Step-by-Step Solution:

1. **Identify the Options**: The options given are:
- Option 1: Anopheles
- Option 2: Xanthomonas
- Option 3: Aedes
- Option 4: Protozoa

2. **Evaluate Option 1 - Anopheles**:
- Anopheles mosquitoes are known for transmitting malaria, not dengue. Therefore, this option is incorrect.

3. **Evaluate Option 2 - Xanthomonas**:
- Xanthomonas is a type of bacterium that causes diseases in plants, not in humans. Thus, this option is also incorrect.

4. **Evaluate Option 3 - Aedes**:
- Aedes mosquitoes are specifically known to carry the dengue virus. This makes this option the correct answer.

5. **Evaluate Option 4 - Protozoa**:
- Protozoa refer to a large group of microorganisms, and while some protozoa like Plasmodium are involved in diseases like malaria, they are not responsible for the transmission of the dengue virus. Therefore, this option is incorrect.

6. **Conclusion**:
- The correct answer is that the dengue virus is spread by the female **Aedes** mosquito.

### Final Answer:
The dengue virus is spread by the female **Aedes** mosquito.