Mention the causative agent and means of spread of tuberculosis. Also describe symptoms, diagnosis, treatment and preventive measures of tuberculosis. (UPSC 2022, 20 Marks, )

तपेदिक के कारण कारक और प्रसार के साधनों का उल्लेख करें। साथ ही तपेदिक के लक्षण, निदान, उपचार और रोकथाम के उपायों का वर्णन करें। (Mention the causative agent and means of spread of tuberculosis. Also describe symptoms, diagnosis, treatment and preventive measures of tuberculosis.)