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Hello sir, my brother is asking for some question for general science quiz in entrance exam. Can any one here provide me some Science Quiz Question?
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Here I’m giving you some questions for Science Quiz Question: There’s a wide variety of easy general knowledge questions that are perfect for kids while some of the harder ones might even leave adults scratching their heads. 1. Brass gets discoloured in air because of the presence of which of the following gases in air? A. Oxygen B. Hydrogen sulphide C. Carbon dioxide D. Nitrogen 2. Which of the following is a non metal that remains liquid at room temperature? A. Phosphorous B. Bromine C. Chlorine D. Helium 3. Chlorophyll is a naturally occurring chelate compound in which central metal is A. copper B. magnesium C. iron D. calcium 4. Which of the following is used in pencils? A. Graphite B. Silicon C. Charcoal D. Phosphorous 5. Which of the following metals forms an amalgam with other metals? A. Tin B. Mercury C. Lead D. Zinc 6. Chemical formula for water is A. NaAlO2 B. H2O C. Al2O3 D. CaSiO3 7. The gas usually filled in the electric bulb is A. nitrogen B. hydrogen C. carbon dioxide D. oxygen 8. Washing soda is the common name for A. Sodium carbonate B. Calcium bicarbonate C. Sodium bicarbonate D. Calcium carbonate 9. Quartz crystals normally used in quartz clocks etc. is chemically A. silicon dioxide B. germanium oxide C. a mixture of germanium oxide and silicon dioxide D. sodium silicate 10. Which of the gas is not known as green house gas? A. Methane B. Nitrous oxide C. Carbon dioxide D. Hydrogen 11. Bromine is a A. black solid B. red liquid C. colourless gas D. highly inflammable gas 12. The hardest substance available on earth is A. Gold B. Iron C. Diamond D. Platinum 13. The variety of coal in which the deposit contains recognisable traces of the original plant material is A. bitumen B. anthracite C. lignite D. peat 14. Tetraethyl lead is used as A. pain killer B. fire extinguisher C. mosquito repellent D. petrol additive 15. Which of the following is used as a lubricant? A. Graphite B. Silica C. Iron Oxide D. Diamond 16. The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is A. Argon B. Xenon C. Helium D. Krypton 17. The gases used in different types of welding would include A. oxygen and hydrogen B. oxygen, hydrogen, acetylene and nitrogen C. oxygen, acetylene and argon D. oxygen and acetylene 18. The property of a substance to absorb moisture from the air on exposure is called A. osmosis B. deliquescence C. efflorescence D. desiccation 19. In which of the following activities silicon carbide is used? A. Making cement and glass B. Disinfecting water of ponds C. cutting very hard substances D. Making casts for statues 20. The average salinity of sea water is A. 3% B. 3.5% C. 2.5% D. 2% 21. When an iron nail gets rusted, iron oxide is formed A. without any change in the weight of the nail B. with decrease in the weight of the nail C. with increase in the weight of the nail D. without any change in colour or weight of the nail 22. Galvanised iron sheets have a coating of A. lead B. chromium C. zinc D. tin 23. Among the various allotropes of carbon, A. coke is the hardest, graphite is the softest B. diamond is the hardest, coke is the softest C. diamond is the hardest, graphite is the softest D. diamond is the hardest, lamp black is the softest 24. The group of metals Fe, Co, Ni may best called as A. transition metals B. main group metals C. alkali metals D. rare metals 25. Heavy water is A. deuterium oxide B. PH7 C. rain water D. tritium oxide 26. The chemical (ethyl mercaptan) added to the otherwise odourless LPG cooking gas for imparting a detectable smell to the gas is a compound of A. bromine B. fluorine C. chlorine D. sulphur 27. The element common to all acids is A. hydrogen B. carbon C. sulphur D. oxygen 28. Non stick cooking utensils are coated with A. Teflon B. PVC C. black paint D. polystyrene 29. Monazite is an ore of A. titanium B. zirconium C. iron D. thorium 30. Carbon, diamond and graphite are together called A. allotropes B. isomers C. isomorphs D. isotopes
__________________ Answered By StudyChaCha Member |