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