Chemistry Synthetic detergents are prepared from Glycerides Potassium salts of higher fatty-acids Hydrocarbons of petroleum Sodium salts of higher fattyacids Glycerides Potassium salts of higher fatty-acids Hydrocarbons of petroleum Sodium salts of higher fattyacids ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bakelite is a co-polymer of Phenol and Formaldehyde Acetaldehyde Benzaldehyde Cinnaldehyde Formaldehyde Acetaldehyde Benzaldehyde Cinnaldehyde ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer of atmosphere absorbs: All radiations of Light Ultraviolet rays Infra-red rays Cosmic rays. All radiations of Light Ultraviolet rays Infra-red rays Cosmic rays. ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following coal contains 90 per cent of carbon? Peat Lignite Anthracite Bitumen Peat Lignite Anthracite Bitumen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas produced in marshy places due to decomposition of vegetation is Carbon monoxide Sulphur dioxide Carbon dioxide Methane Carbon monoxide Sulphur dioxide Carbon dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The new strain of bacteria produced by biotechnology in alcohol industry is Escherichia coli Pseudomonas putida Bacillus subtilis Saccharomyces cerevisiae Escherichia coli Pseudomonas putida Bacillus subtilis Saccharomyces cerevisiae ANSWER DOWNLOAD EXAMIANS APP