Chemistry The gas that causes suffocation and death when coal or coke is burnt in a closed room is Carbon di-oxide Carbon monoxide Ethane Methane Carbon di-oxide Carbon monoxide Ethane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ‘Green House effect’ is produced due to the presence of excess amount of Nitrogen dioxide Methane Carbon monoxide Sulphur dioxide Nitrogen dioxide Methane Carbon monoxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The water pollution in river is measured by the dissolved amount of Nitrogen Chlorine Oxygen Ozone Nitrogen Chlorine Oxygen Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry L.P.G. is mostly liquefied Butane Oxygen Methane Hydrogen Butane Oxygen Methane Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The filter over which sewage is sprinkled is called as Percolating filter Trickling filter Intermittent sand filter Contact bed Percolating filter Trickling filter Intermittent sand filter Contact bed ANSWER DOWNLOAD EXAMIANS APP
Chemistry An alloy used in making heating elements for electric heating device is Solder Nichrome Alloy Steel German Silver Solder Nichrome Alloy Steel German Silver ANSWER DOWNLOAD EXAMIANS APP