MCQOPTIONS
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				| 1. | 
                                    Rideal Walker test is used to determine the efficiency of the_____________? | 
                            
| A. | Disinfectant | 
| B. | Moist heat sterilisation | 
| C. | Antibiotics | 
| D. | Dry heat sterilization | 
| Answer» B. Moist heat sterilisation | |