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