Social & Preventive Medicine Communicable diseases 16e08151 World Anti-TB Day is A 30th January B 4th february C 24th March D 1st December High-Yield Explanation 24th of March is Observed as Anti-TB day. As this day denotes,identification of TB bacilli by Sir Robe Koch in the year 1882. Ref: Pg. No:317, IAPSM Textbook of Community Medicine