Chemistry Heavy metal pollution of water is caused by: Domestic sewage Paints Wood burning Acid Plants Domestic sewage Paints Wood burning Acid Plants ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is a naturally occuring noble gas Potassium Sodium Boron Argon Potassium Sodium Boron Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bauxite is used as raw material by which industry ? Iron Aluminium Steel Gold Iron Aluminium Steel Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vulcanized rubber contains sulphur 7-9% 0.02 10-15% 3-5% 7-9% 0.02 10-15% 3-5% ANSWER DOWNLOAD EXAMIANS APP
Chemistry Lead pencil contains Lead sulphide Ferrous sulphide Graphite Lead Lead sulphide Ferrous sulphide Graphite Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Greenhouse effect is caused by Nitrogen Carbon monoxide Nitrogen dioxide Carbon dioxide Nitrogen Carbon monoxide Nitrogen dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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