Chemistry Polythene is polymer of Propylene Aniline Acetylene Ethylene Propylene Aniline Acetylene Ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide present in the industrial chimney exhaust causes Corrosion building materials Reduction in plant's productivity owing to acid rain All of these Respiratory and lung disease Corrosion building materials Reduction in plant's productivity owing to acid rain All of these Respiratory and lung disease ANSWER DOWNLOAD EXAMIANS APP
Chemistry Normal rainwater is slightly acidic due to the presence of Sulphur dioxide Carbon dioxide Methane None of these Sulphur dioxide Carbon dioxide Methane None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is CO All of these O3 CO2 CO All of these O3 CO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atmospheric gas that is mainly responsible for Green House effect : Carbondioxide Oxygen Ozone Nitrogen Carbondioxide Oxygen Ozone Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk tastes sour when it is left in open for some time. This happens due to the formation of Citric acid Carbonic acid Acetic acid Lactic acid Citric acid Carbonic acid Acetic acid Lactic acid ANSWER DOWNLOAD EXAMIANS APP