General Science Quartz crystals normally used in quartz clocks etc. is chemically Silicon Dioxide Germanium Oxide Sodium Silicate A mixture of Germanium Oxide and Silicon dioxide Silicon Dioxide Germanium Oxide Sodium Silicate 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? Carbon dioxide Hydrogen Nitrous oxide Methane Carbon dioxide Hydrogen Nitrous oxide Methane ANSWER DOWNLOAD EXAMIANS APP
General Science Bromine is a Highly Inflammable Gas Colourless Gas Black Solid Red Liquid Highly Inflammable Gas Colourless Gas Black Solid Red Liquid 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 Bitumen Lignite Peat Anthracite Bitumen Lignite Peat Anthracite ANSWER DOWNLOAD EXAMIANS APP