Chemistry Interveinal necrotic spots on leaves appear due to NO2injury SO2injury O3injury HF injury NO2injury SO2injury O3injury HF injury ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the principal ore of aluminium ? Copper Lignite Bauxite Dolomite Copper Lignite Bauxite Dolomite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements exhibits the greatest tendency to lose electrons ? Zinc Lithium Fluorine Oxygen Zinc Lithium Fluorine Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used for dating very old objects of archaeological importance? Tritium Radium Phosphorus-31 Carbon-14 Tritium Radium Phosphorus-31 Carbon-14 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Periodic table contains how many groups 18 17 16 19 18 17 16 19 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas produced in marshy places due to decomposition of vegetation is Carbon monoxide Sulphur dioxide Methane Carbon dioxide Carbon monoxide Sulphur dioxide Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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