Chemistry Sea water is saltier than rain water because The air around the sea is saltish Rivers wash away salts from earth and pour them into the sea Sea animals are salt producing Sea beds have salt producing mines The air around the sea is saltish Rivers wash away salts from earth and pour them into the sea Sea animals are salt producing Sea beds have salt producing mines ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which type of radiations are absorbed by the upper layer of the atmosphere? Visible Radio-waves Infrared Ultraviolet Visible Radio-waves Infrared Ultraviolet ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acids serves as an electrolyte in a lead storage battery? Sulphuric acid Hydrochloric acid Lactic acid Nitric acid Sulphuric acid Hydrochloric acid Lactic acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen has (+) oxidation number only in H2O (2) N2O OF2 C12O H2O (2) N2O OF2 C12O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following processes is used for the production of Biodiesel ? Translation Transamination Transesterification Transcription Translation Transamination Transesterification Transcription ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pollutant from motor car exhaust that causes mental disease is SO2 Hg NO2 Lead SO2 Hg NO2 Lead ANSWER DOWNLOAD EXAMIANS APP
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