Chemistry The process of removing calcium and magnesium from hard water is known as Flocculation Filtration Water softening Sedimentation Flocculation Filtration Water softening Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Threshold limit value of copper in the atmospheric air is 1.0 mg/m3 5.0 mg/m3 0.001 mg/m3 0.01 mg/m3 1.0 mg/m3 5.0 mg/m3 0.001 mg/m3 0.01 mg/m3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a nutrient like fertilizer is present in large quantities in a water bodies, plants grow and decay in large numbers because of suffocating of pond that does not leave enough oxygen needed to support life. This type of pollution is called Smog Eutrophication None of these Green house effect Smog Eutrophication None of these Green house effect ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron is prevented from rusting by coating with zinc. This process is called as Reduction Corrosion Galvanisation Sublimation Reduction Corrosion Galvanisation Sublimation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Natural rubber is a polymer of Propene Styrene Isoprene Vinyl acetate Propene Styrene Isoprene Vinyl acetate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silica gel is a Drying agent Flavouring agent Moisturizer Delicious food Drying agent Flavouring agent Moisturizer Delicious food ANSWER DOWNLOAD EXAMIANS APP
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