Chemistry Carbon footprint can be reduced by Commuting by public transport Using energy efficient appliances Recycling waste materials All of these Commuting by public transport Using energy efficient appliances Recycling waste materials All of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Type metal used in printing press is an alloy of Lead and bismuth Lead and zinc Lead and copper Lead and antimony Lead and bismuth Lead and zinc Lead and copper Lead and antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vulcanization of rubber is carried out by adding Phosphorus Carbon Sulphur Ozone Phosphorus Carbon Sulphur Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is hydrogen oxygen carbon nitrogen hydrogen oxygen carbon nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is added to aviation gasoline because it Increases efficiency of petrol Reduces consumption of petrol Prevents freezing of petrol Reduces evaporation of petrol Increases efficiency of petrol Reduces consumption of petrol Prevents freezing of petrol Reduces evaporation of petrol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the human body is Iron Carbon Nitrogen Oxygen Iron Carbon Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
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