A viral disease of poultry is

Options

A. Coryza
B. New castle disease
C. Pasteurellosis
D. salmonellosis

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks for a viral disease that affects poultry.

2. **Evaluate the Options**: We need to analyze the provided options to determine which one is caused by a virus.

3. **Examine Each Option**:
- **Option A: Salmonellosis**: This disease is caused by *Salmonella gallinarum* and *Salmonella pulorum*, which are bacteria. Therefore, this option is incorrect.
- **Option B: Pasturalosis**: Also known as fowl cholera, this disease is caused by *Pasteurella multocida*, which is a bacterial pathogen. Thus, this option is also incorrect.
- **Option C: Newcastle Disease**: This is a highly contagious disease in birds caused by the paramyxovirus. Since it is viral, this option is a potential correct answer.
- **Option D: Chorizo**: The causative agent of this disease is *Haemophilus paragalinarum*, which is also a bacterium. Hence, this option is incorrect.

4. **Conclusion**: After evaluating all options, the correct answer is **Newcastle Disease**, as it is the only viral disease listed among the options.

**Final Answer**: Newcastle Disease

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