Microbiology Bacteria c659d22f Soft chancre is a feature of- A Syphilis B H. Ducreyi C Gonococcus D LGV High-Yield Explanation Ans. is 'b' i.e., H. DucreyiRemember* Soft sore (soft chancre) - Chancroid (ulcer caused by H. ducreyi).* Hard sore (Hard chancre) - Ulcer of primary syphilis (caused by T. pallidum)