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 Which of the gas is not known as green house gas? Methane Nitrous oxide Carbon dioxide Hydrogen Methane Nitrous oxide Carbon dioxide Hydrogen ANSWER DOWNLOAD EXAMIANS APP
General Science Bromine is a Red Liquid Black Solid Highly Inflammable Gas Colourless Gas Red Liquid Black Solid Highly Inflammable Gas Colourless Gas ANSWER DOWNLOAD EXAMIANS APP
General Science The hardest substance available on earth is Diamond None of the listed here Iron Gold Diamond None of the listed here Iron Gold ANSWER DOWNLOAD EXAMIANS APP
General Science The variety of coal in which the deposit contains recognizable traces of the original plant material is Anthracite Bitumen Peat Lignite Anthracite Bitumen Peat Lignite ANSWER DOWNLOAD EXAMIANS APP
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