Chemistry It is dangerous to leave the car engine running in a closed garage, because it may cause serious pollution due to poisoning by emission of SO2 CO2 Unburnt petrol CO SO2 CO2 Unburnt petrol CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pH of human blood is between : 44052 4.5-5 6.5-7 7.5-8 44052 4.5-5 6.5-7 7.5-8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sullage water is – Waste water released from factories Waste water released from hospitals Waste water released from toilets Waste water released from kitchen Waste water released from factories Waste water released from hospitals Waste water released from toilets Waste water released from kitchen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Baking soda is : Sodium carbonate Potassium carbonate Sodium bicarbonate Sodium hydroxide Sodium carbonate Potassium carbonate Sodium bicarbonate Sodium hydroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry At room temperature, the metal that remains liquid is: Platinum Lead Mercury Zinc Platinum Lead Mercury Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid rain destroys vegetations because it contains Carbon monoxide Ozone Sulphuric acid Nitric acid Carbon monoxide Ozone Sulphuric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
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