Chemistry Of the following, which one pollutes the air of a big city ? Lead Copper Cadmium Chromium Lead Copper Cadmium Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas does not form the part of atmosphere ? None of these Chlorine Nitrogen Helium None of these Chlorine Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH value between 6.5-7.5 makes the soil Neutral Acidic None of these Basic Neutral Acidic None of these Basic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in making smoke bombs? Sulphur Phosphorus Hydrogen Carbon Sulphur Phosphorus Hydrogen Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a major green house gas? Freon Carbon monoxide Chloro fluorocarbon Carbon dioxide Freon Carbon monoxide Chloro fluorocarbon Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is an iron ore ? Bauxite Magnetite Lignite Nitrite Bauxite Magnetite Lignite Nitrite ANSWER DOWNLOAD EXAMIANS APP
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