General Science Brass gets discoloured in air because of the presence of which of the following gases in air? None of the listed here Oxygen Nitrogen Hydrogen Sulphide None of the listed here Oxygen Nitrogen Hydrogen Sulphide ANSWER DOWNLOAD EXAMIANS APP
General Science Which radioactive pollutant has recently drawn to public, due to its occurrence in the building material? Radan Thorium Radium Plutonium Radan Thorium Radium Plutonium ANSWER DOWNLOAD EXAMIANS APP
General Science In which of the following activities silicon carbide is used? Disinfecting water of ponds Cutting very hard substances Making casts for statues Making cement and glass Disinfecting water of ponds Cutting very hard substances Making casts for statues Making cement and glass ANSWER DOWNLOAD EXAMIANS APP
General Science Permanent hardness of water can be removed by adding Potassium Permanganate Chlorine Washing Soda Bleaching Powder Potassium Permanganate Chlorine Washing Soda Bleaching Powder ANSWER DOWNLOAD EXAMIANS APP
General Science Reading of a barometer going down is an indication of Snow Rainfall Intense heat Storm Snow Rainfall Intense heat Storm ANSWER DOWNLOAD EXAMIANS APP
General Science Chlorophyll is a naturally occurring chelate compound in which central metal is Copper Calcium Magnesium Iron Copper Calcium Magnesium Iron ANSWER DOWNLOAD EXAMIANS APP
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