Chemistry Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water Manganese None of these Magnesium Calcium Manganese None of these Magnesium Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The new strain of bacteria produced by biotechnology in alcohol industry is Escherichia coli Saccharomyces cerevisiae Pseudomonas putida Bacillus subtilis Escherichia coli Saccharomyces cerevisiae Pseudomonas putida Bacillus subtilis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following caused radioactive pollution along the coast of Kerala ? Zinc Radium Plutonium Thorium Zinc Radium Plutonium Thorium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The rusting of iron is a/an None of these Electrical change Electrochemical change Physical change None of these Electrical change Electrochemical change Physical change ANSWER DOWNLOAD EXAMIANS APP
Chemistry An emulsion is a colloid of a Liquid in a liquid Liquid in a gas Gas in a solid Gas in a liquid Liquid in a liquid Liquid in a gas Gas in a solid Gas in a liquid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The inherited traits of an organism are controlled by nucleotides enzymes DNA molecules RNA molecules nucleotides enzymes DNA molecules RNA molecules ANSWER DOWNLOAD EXAMIANS APP
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