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