Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Sulphur dioxide Nitrous oxide Carbon dioxide Chlorofluorocarbon Sulphur dioxide Nitrous oxide Carbon dioxide Chlorofluorocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen fixation is a process of Conversion of organic nitrogen to proteins Conversion of molecular nitrogen to ammonia Utilisation of nitrogen gas Assimilation of nitrate Conversion of organic nitrogen to proteins Conversion of molecular nitrogen to ammonia Utilisation of nitrogen gas Assimilation of nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Greenhouse effect is caused by Carbon dioxide Carbon monoxide Nitrogen Nitrogen dioxide Carbon dioxide Carbon monoxide Nitrogen Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lowest layer of earth's atmosphere is Troposphere Stratosphere Ionosphere Mesosphere Troposphere Stratosphere Ionosphere Mesosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry Earth’s atmosphere is an envelope of gases extending to a height of 300 km 100 km 200 km 150 km 300 km 100 km 200 km 150 km ANSWER DOWNLOAD EXAMIANS APP
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