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