General Science Quartz crystals normally used in quartz clocks etc. is chemically 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 Germanium Oxide 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 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 Diamond None of the listed here Iron Gold 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 Bitumen Peat Lignite Anthracite Bitumen Peat ANSWER DOWNLOAD EXAMIANS APP