Gamma radiations are used for sterilizing?: (A) Syringes, (B) Cystoscopes, (C) Dressing aprons, (D) Metal instruments
Answer is A. IONISING RADIATION: commercial plants use gamma radiations for sterilizing items like plastics, syringes, swabs, catheters, animal feeds, cardboards, oils, grease, fabrics and metal foils. REF:Ananthanarayan and Panicker's Textbook ofMicrobiology 8thEdition pg