Chemistry The most abundant element is Oxygen Calcium Silicon Nitrogen Oxygen Calcium Silicon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry An important green-house gas other than methane being produced from the agricultural fields is Arsine Sulphur dioxide Nitrous oxide Ammonia Arsine Sulphur dioxide Nitrous oxide Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry The hottest part of the gas flame is known as non-luminous zone dark zone luminous zone blue zone non-luminous zone dark zone luminous zone blue zone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Calcium salts used as fertilizer is : Calcium Sulphate Calcium Carbide Calcium Cyanide Calcium Carbonate Calcium Sulphate Calcium Carbide Calcium Cyanide Calcium Carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air is said to be saturated when : It contains maximum content of water vapour Its thickness is maximum It blows over the barren land Its pressure is minimum It contains maximum content of water vapour Its thickness is maximum It blows over the barren land Its pressure is minimum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of gobar gas is Carbon dioxide Methane Isobutane Butane Carbon dioxide Methane Isobutane Butane ANSWER DOWNLOAD EXAMIANS APP
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