Social & Preventive Medicine All of the following statement about plague are wrong except – A Domestic rat is main reservoir B Bubonic is the most common variety C The causative bacillus can survive up to 10 years in the soil of rodent burrows D Incubation period for pneumonic plaque is one to three dayseks 💡 Explanation All of the following statement about plague are wrong except - ✓ Correct Answer: B. Bubonic is the most common variety