Chemistry The most abundant metal in the Earth’s crust is Aluminium Iron Copper Zinc Aluminium Iron Copper Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Piped Natural Gas (PNG) is used for Welding Cooking Anaesthesia Mining Welding Cooking Anaesthesia Mining ANSWER DOWNLOAD EXAMIANS APP
Chemistry Depletion of ozone layer causes Lung cancer Skin cancer Blood cancer Breast cancer Lung cancer Skin cancer Blood cancer Breast cancer ANSWER DOWNLOAD EXAMIANS APP
Chemistry The drug ‘Marijuana’ is a Sedative Hallucinating substance Tranquillizer Mental stimulant Sedative Hallucinating substance Tranquillizer Mental stimulant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Supersonic jet causes pollution by thinning of O3 layer SO2 layer CO2 layer O 2 layer O3 layer SO2 layer CO2 layer O 2 layer ANSWER DOWNLOAD EXAMIANS APP
Chemistry The working of a dry cell is based on Combination reaction Spontaneous oxidation-reduction reaction Decomposition reaction Electrolysis Combination reaction Spontaneous oxidation-reduction reaction Decomposition reaction Electrolysis ANSWER DOWNLOAD EXAMIANS APP
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