Chemistry Concentration of a material which is lethal to 50% animal is called LC50 ADI NOAEL LD50 LC50 ADI NOAEL LD50 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea water can be purified by the process of Evaporation Distillation Filtration Fractional distillation Evaporation Distillation Filtration Fractional distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion in Ozone layer is caused by ________ . Methane Nitrous oxide Carbon dioxide Chlorofluorocarbons Methane Nitrous oxide Carbon dioxide Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bee sting contains A salt solution An acidic liquid An alkaline liquid A corrosive liquid A salt solution An acidic liquid An alkaline liquid A corrosive liquid ANSWER DOWNLOAD EXAMIANS APP
Chemistry A metal is exposed to the atmosphere for sometime. It becomes coated with green carbonate. The metal must be Zinc Silver Copper Aluminium Zinc Silver Copper Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The new strain of bacteria produced by biotechnology in alcohol industry is Pseudomonas putida Saccharomyces cerevisiae Escherichia coli Bacillus subtilis Pseudomonas putida Saccharomyces cerevisiae Escherichia coli Bacillus subtilis ANSWER DOWNLOAD EXAMIANS APP