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