Method used for acid fast staining ?: (A) Robeson's method, (B) Ziehl Neelsen, (C) Silver imprignation method, (D) Dark ground illumination
Answer is B. Ans. is 'b' i.e., Ziehl Neelsen Acid fast staining After staining with aniline dye, acid fast organisms resist decolourisation with acids. Method most commonly used is modified Ziehl Neelsen.