The term ble but not cultivable is used for -: (A) M. leprae, (B) M. tuberclosis, (C) Treponema pallidum, (D) Salmonella
Answer is A. It has not been possible to culture Mycobacterium leprae in vitro so far. Can be grown in the footpad of the mouse. It is a long and strenuous process and therefore considered noncultivable REF:Textbook of Microbiology, Ananthanarayan, and Paniker. Page no.: 346, 364