Chemistry Which of the following is a natural dye ? Phenolphthalein Crystal violet Alizarin Aniline blue Phenolphthalein Crystal violet Alizarin Aniline blue ANSWER DOWNLOAD EXAMIANS APP
Chemistry The inherited traits of an organism are controlled by nucleotides DNA molecules enzymes RNA molecules nucleotides DNA molecules enzymes RNA molecules ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lustre of the metals is because of High polish Absorption of light due to the presence of cavities Reflection of light due to the presence of free electrons High density, due to closed packing of atoms High polish Absorption of light due to the presence of cavities Reflection of light due to the presence of free electrons High density, due to closed packing of atoms ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bleaching action of moist sulphur di-oxide is because of its Acidic property Reducing property Oxidising property Basic property Acidic property Reducing property Oxidising property Basic property ANSWER DOWNLOAD EXAMIANS APP
Chemistry Freon' used as refrigerants is chemically Fluorinated aromatic compound Chlorinated hydrocarbon Chlorofluoro hydrocarbon Fluorinated hydrocarbon Fluorinated aromatic compound Chlorinated hydrocarbon Chlorofluoro hydrocarbon Fluorinated hydrocarbon ANSWER DOWNLOAD EXAMIANS APP
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