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