General Science Permanent hardness of water can be removed by adding Washing Soda Chlorine Potassium Permanganate Bleaching Powder Washing Soda Chlorine Potassium Permanganate Bleaching Powder ANSWER DOWNLOAD EXAMIANS APP
General Science Quartz crystals normally used in quartz clocks etc. is chemically Sodium Silicate A mixture of Germanium Oxide and Silicon dioxide Silicon Dioxide Germanium Oxide Sodium Silicate A mixture of Germanium Oxide and Silicon dioxide Silicon Dioxide Germanium Oxide ANSWER DOWNLOAD EXAMIANS APP
General Science Who suggested that most of the mass of the atom is located in the nucleus? Bohr Einstein Thompson Rutherford Bohr Einstein Thompson Rutherford ANSWER DOWNLOAD EXAMIANS APP
General Science Noise or Noise pollution measured in: Phon Decibel Deci Decimal Phon Decibel Deci Decimal ANSWER DOWNLOAD EXAMIANS APP
General Science Chlorophyll is a naturally occurring chelate compound in which central metal is Copper Magnesium Iron Calcium Copper Magnesium Iron Calcium ANSWER DOWNLOAD EXAMIANS APP
General Science Which of the following is an element? Ruby Emerald Diamond Sapphire Ruby Emerald Diamond Sapphire ANSWER DOWNLOAD EXAMIANS APP
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