<prompt> Maximum permissible whole body radiation exposure per year is-3 rem5 rem10 rem15 rem  <response>: Ans. is b i.e., 5 rem Annual Maximum Permissible Dose Limitsmremrem 5,0005Whole Body Deep Dose EquivalentHead, trunk, active blood-forming organs reproductive organs50,00050Whole Body Shallow Dose Equivalent Skin of the whole body15,00015Lens of Eye Dose Equivalent50,00050Extremities Hands, fore arms, feet and ankles 