/6 Science Quiz (for 12 to 16 years old): Quiz 16 1 / 6Which of the following is used in pencils? Graphite Silicon Phosphorous Charcoal 2 / 6In which continent scientists have found particles of rare isotope of Iron? Africa Australia Europe Antarctica 3 / 6Brass gets discoloured in air because of the presence of which of the following gases in air? Nitrogen Oxygen Carbon dioxide Hydrogen sulphide 4 / 6Which of the following metals forms an amalgam with other metals? Tin Zinc Mercury Lead 5 / 6Which Space agency has discovered the ‘First Nearby Super-Earth’? Chinese National Space Agency (CNSA) The National Aeronautics and Space Administration (NASA) Indian Space Research Organisation (ISRO) The European Space Agency (ESA) 6 / 6Which of the following is a nonmetal that remains liquid at room temperature? Phosphorous Bromine Helium Chlorine Your score is 0% Restart quiz Next quiz Please rate the quiz Send feedback
