Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Carbon dioxide Sulphur dioxide Chlorofluorocarbon Nitrous oxide Carbon dioxide Sulphur dioxide Chlorofluorocarbon Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gelatin is mostly used in making ice–creams in order to Stabilise mixture Enrich the aroma Stabilise the colloid and prevent crystallisation Prevent making a colloid Stabilise mixture Enrich the aroma Stabilise the colloid and prevent crystallisation Prevent making a colloid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals causes Itai-Itai disease ? Cobalt Copper Chromium Cadmium Cobalt Copper Chromium Cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry ‘Aerosol’ is known as Green house gas present in air Microbes, present in air Suspended solid particles in air Pollutant gas, present in air Green house gas present in air Microbes, present in air Suspended solid particles in air Pollutant gas, present in air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iodex, a pain relief balm, has the smell of ________ . Methyl salicylate Ethyl salicylate Butyl salicylate Propyl salicylate Methyl salicylate Ethyl salicylate Butyl salicylate Propyl salicylate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Quartz is made of Calcium Silicate Calcium Sulphate Sodium Silicate Sodium Sulphate Calcium Silicate Calcium Sulphate Sodium Silicate Sodium Sulphate ANSWER DOWNLOAD EXAMIANS APP
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