Chemistry Lead pencil contains Lead Ferrous sulphide Graphite Lead sulphide Lead Ferrous sulphide Graphite Lead sulphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metal pollution of water is caused by: Paints Acid Plants Domestic sewage Wood burning Paints Acid Plants Domestic sewage Wood burning ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial fruit ripening of green fruit is Ethane Ethylene Acetylene Methane Ethane Ethylene Acetylene Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Urea is a Sodium fertilizer Phosphatic fertilizer Nitrogenous fertilizer Potassium fertilizer Sodium fertilizer Phosphatic fertilizer Nitrogenous fertilizer Potassium fertilizer ANSWER DOWNLOAD EXAMIANS APP
Chemistry 24 carat of diamond is equal to 95% mg 91% gold 200 g 200 mg 95% mg 91% gold 200 g 200 mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a micro-element ? Chlorine Nitrogen Oxygen Hydrogen Chlorine Nitrogen Oxygen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
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