Chemistry Ozone saves the biosphere by absorbing high energy radiations called ________ . X–rays Infra-red (IR) Gamma rays Ultraviolet rays (UV) X–rays Infra-red (IR) Gamma rays Ultraviolet rays (UV) ANSWER DOWNLOAD EXAMIANS APP
Chemistry The biogas used for cooking is a mixture of which of the following? Methane and carbon dioxide Isobutane and propane Carbon dioxide and oxygen Methane and carbon monoxide Methane and carbon dioxide Isobutane and propane Carbon dioxide and oxygen Methane and carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water is Ground water Rain water Distilled water Tap water Ground water Rain water Distilled water Tap water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the fuels given below, the one with highest calorific value is Natural gas Wood Coal Coke Natural gas Wood Coal Coke ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is not present in stainless steel? Chromium Iron Tungsten Nickel Chromium Iron Tungsten Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is Zeolite? Dehydrated Aluminosilicate Dehydrated Calcium Sulphate Hydrated Aluminosilicate Hydrated Calcium Sulphate Dehydrated Aluminosilicate Dehydrated Calcium Sulphate Hydrated Aluminosilicate Hydrated Calcium Sulphate ANSWER DOWNLOAD EXAMIANS APP