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