Chemistry Tear gas is : Nitrous oxide Carbonyl chloride Bleaching powder Chloroprene Nitrous oxide Carbonyl chloride Bleaching powder Chloroprene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Litmus is obtained from A fungus Lichen A bacterium An alga A fungus Lichen A bacterium An alga ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the main nitrogenous waste in humans ? Urea Ammonium Nitrate Ammonia Uric Acid Urea Ammonium Nitrate Ammonia Uric Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is usually not an air-pollutant? Carbon dioxide Sulphur dioxide Hydrocarbons Nitrous oxide Carbon dioxide Sulphur dioxide Hydrocarbons Nitrous oxide 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 Oxygen which is vital for life is a product of photosynthesis and comes from Carbon dioxide Water Carbonates from soil Oxides of mineral elements Carbon dioxide Water Carbonates from soil Oxides of mineral elements ANSWER DOWNLOAD EXAMIANS APP
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