Which disease in poultry is caused by a virus?
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Correct Answer: Option A
Explanation:
Newcastle disease is a contagious viral bird disease affecting many domestic and wild avian species. It is caused by avian paramyxovirus-1. Symptoms include respiratory distress, nervous system impairments, and reduced egg production. Vaccination and biosecurity measures are essential for controlling the disease.
Newcastle disease is a contagious viral bird disease affecting many domestic and wild avian species. It is caused by avian paramyxovirus-1. Symptoms include respiratory distress, nervous system impairments, and reduced egg production. Vaccination and biosecurity measures are essential for controlling the disease.