General Science Quartz crystals normally used in quartz clocks etc. is chemically A mixture of Germanium Oxide and Silicon dioxide Sodium Silicate Silicon Dioxide Germanium Oxide A mixture of Germanium Oxide and Silicon dioxide Sodium Silicate Silicon Dioxide Germanium Oxide ANSWER DOWNLOAD EXAMIANS APP
General Science Which of the gas is not known as green house gas? Carbon dioxide Nitrous oxide Hydrogen Methane Carbon dioxide Nitrous oxide Hydrogen Methane ANSWER DOWNLOAD EXAMIANS APP
General Science Bromine is a Black Solid Colourless Gas Red Liquid Highly Inflammable Gas Black Solid Colourless Gas Red Liquid Highly Inflammable Gas ANSWER DOWNLOAD EXAMIANS APP
General Science The hardest substance available on earth is Diamond Iron Gold None of the listed here Diamond Iron Gold None of the listed here ANSWER DOWNLOAD EXAMIANS APP
General Science The variety of coal in which the deposit contains recognizable traces of the original plant material is Bitumen Peat Lignite Anthracite Bitumen Peat Lignite Anthracite ANSWER DOWNLOAD EXAMIANS APP
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