Which one of the following is a correct match?
(a) Filariasis- Taenia solium
(b) Encephalitis - Culex
(c) Malaria - Phlebotomus
(d) Kala-azar- Anopheles

Options

A. Filariasis- Taenia solium
B. Encephalitis - Culex
C. Malaria - Phle botomus
D. Kala-azar- Anopheles.

Answer

To determine which of the following pairs is a correct match, we will analyze each option provided in the question.

### Step 1: Analyze Option A - Filariasis and Taenia solium
- **Filariasis** is caused by filarial worms, specifically **Wuchereria bancrofti**.
- **Taenia solium** is a type of tapeworm that causes taeniasis and cysticercosis, not filariasis.
- **Conclusion**: This is an incorrect match.

### Step 2: Analyze Option B - Encephalitis and Culex
- **Encephalitis** can be caused by various viruses, and the **Culex** mosquito is known to be a vector for certain types of viral encephalitis, such as West Nile virus.
- **Conclusion**: This is a correct match.

### Step 3: Analyze Option C - Malaria and Phlebotomus
- **Malaria** is caused by protozoans of the genus **Plasmodium**, and the primary vector for malaria is the **Anopheles** mosquito.
- **Phlebotomus** is a genus of sandflies that is associated with leishmaniasis, not malaria.
- **Conclusion**: This is an incorrect match.

### Step 4: Analyze Option D - Kala-azar and Anopheles
- **Kala-azar**, also known as visceral leishmaniasis, is caused by the protozoan **Leishmania** and is transmitted by **Phlebotomus** sandflies, not Anopheles mosquitoes.
- **Conclusion**: This is an incorrect match.

### Final Conclusion
After analyzing all options, the only correct match is:
- **(b) Encephalitis - Culex**