Chemistry The natural source of hydro-carbon is Carbohydrates Biomass Coal Crude oil Carbohydrates Biomass Coal Crude oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a man-made source of air pollution ? All of these Automobile exhaust Bacterial action in soil and swamp areas Forest fire All of these Automobile exhaust Bacterial action in soil and swamp areas Forest fire ANSWER DOWNLOAD EXAMIANS APP
Chemistry In vulcanisation process, rubber can be hardened by adding Sulphur Alcohol Silicon Nitrogen Sulphur Alcohol Silicon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is non-radioactive ? Uranium Zirconium Thorium Plutonium Uranium Zirconium Thorium Plutonium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Where does the oxygen that keeps us alive come from? Water Oxides of minerals Carbonates absorbed from soil Carbon dioxide Water Oxides of minerals Carbonates absorbed from soil Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following vegetable oils does not contain essential fatty acids ? Sunflower oil Groundnut oil Coconut oil Mustard oil Sunflower oil Groundnut oil Coconut oil Mustard oil ANSWER DOWNLOAD EXAMIANS APP
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