General Science The percentage of oxygen present in air is approximately- 0.4 0.23 0.44 0.21 0.4 0.23 0.44 0.21 ANSWER DOWNLOAD EXAMIANS APP
General Science The variety of coal in which the deposit contains recognizable traces of the original plant material is Peat Bitumen Lignite Anthracite Peat Bitumen Lignite Anthracite ANSWER DOWNLOAD EXAMIANS APP
General Science In which of the following activities silicon carbide is used? Cutting very hard substances Disinfecting water of ponds Making cement and glass Making casts for statues Cutting very hard substances Disinfecting water of ponds Making cement and glass Making casts for statues ANSWER DOWNLOAD EXAMIANS APP
General Science Chemical formula for water is H2O CaSiO3 None of the listed here NaA1O2 H2O CaSiO3 None of the listed here NaA1O2 ANSWER DOWNLOAD EXAMIANS APP
General Science The two elements that are frequently used for making transistors are Boron and Aluminium Silicon and Germanium Niobium and Columbium Iridium and Tungsten Boron and Aluminium Silicon and Germanium Niobium and Columbium Iridium and Tungsten ANSWER DOWNLOAD EXAMIANS APP
General Science The age of most ancient geological formations is estimated by C14 method Uranium - lead method Potassium - argon method Ra - Si method C14 method Uranium - lead method Potassium - argon method Ra - Si method ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS