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