Physical and Chemical Agents The lowest temperature that kills all microorganisms in a liquid suspension in 10 minutes is known as the thermal death point thermal death temperature thermal death time decimal reduction time thermal death point thermal death temperature thermal death time decimal reduction time ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents The time required to kill 90% of the microorganisms in a sample at a specific temperature is the D value F value decimal reduction time thermal death point D value F value decimal reduction time thermal death point ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is best used for long term storage of microbial samples when carried out properly? Storage in a freezer at ultra low temperatures (-70°C) Storage on a petri plate at room temperature Storage in a refrigerator on an agar slant Storage in a freezer at -10°C Storage in a freezer at ultra low temperatures (-70°C) Storage on a petri plate at room temperature Storage in a refrigerator on an agar slant Storage in a freezer at -10°C ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following material is sterilized by use of red heat? Glass slides Soiled dressings Inoculating wires and loops All-glass syringes Glass slides Soiled dressings Inoculating wires and loops All-glass syringes ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following methods will not sterilize? Dry heat at 171°C for 1 to 2 hours Aqueous glutaraldehyde for 10 hours 100°C boiling water for 30 minutes 121°C at 15 lb/in pressure for 15 to 20 minutes Dry heat at 171°C for 1 to 2 hours Aqueous glutaraldehyde for 10 hours 100°C boiling water for 30 minutes 121°C at 15 lb/in pressure for 15 to 20 minutes ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Iodophores are mixture of iodine and alcohols iodine and phenols iodine and aldehydes iodine and surface active agents iodine and alcohols iodine and phenols iodine and aldehydes iodine and surface active agents ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS