/6 Science Quiz (for 12 to 16 years old): Quiz 3 1 / 6The gases used in different types of welding would include oxygen and acetylene oxygen, hydrogen, acetylene and nitrogen oxygen, acetylene and argon oxygen and hydrogen 2 / 6The variety of coal in which the deposit contains recognisable traces of the original plant material is anthracite peat lignite bitumen 3 / 6The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is Argon Krypton Helium Xenon 4 / 6The property of a substance to absorb moisture from the air on exposure is called desiccation efflorescence deliquescence osmosis 5 / 6Which of the following is used as a lubricant? Silica Graphite Diamond Iron Oxide 6 / 6Tetraethyl lead is used as petrol additive fire extinguisher mosquito repellent pain killer Your score is 0% Restart quiz Next quiz Please rate the quiz Send feedback By WordPress Quiz plugin
