Chemistry Which one of the following is a greenhouse gas ? Carbon dioxide Sulphur dioxide Helium Nitrogen Carbon dioxide Sulphur dioxide Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water is Distilled water Tap water Ground water Rain water Distilled water Tap water Ground water Rain water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is known as carbolic acid? Ethanol Oxalic acid Acetic acid Phenol Ethanol Oxalic acid Acetic acid Phenol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by a man was Silver Copper Bronze Brass Silver Copper Bronze Brass ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material which can be deformed permanently by heat and pressure is called a thermoplastic polymer chemical compound thermoset thermoplastic polymer chemical compound thermoset ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following appeared to be with a significant potential for accumulation through food chains ? Lindane Parathion DDT Carbary Lindane Parathion DDT Carbary ANSWER DOWNLOAD EXAMIANS APP
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