1) Which liquid is called a universal solvent? a) Milk b) Kerosene c) Water d) Petrol 2) What quality of sea or ocean water makes it undrinkable? a) Hardness b) Temperature c) Taste d) Salinity 3) If an object goes to the bottom when dropped in a bucket of water, what happens to it? a) It becomes wet b) It drowns c) It dries d) It sinks 4) What happens when sugar cubes are mixed with water? a) They burn b) They dissolve c) They fall d) They sink 5) What would happen to a pan of water if it is kept boiling at the stove? a) It will turn spur b) It will evaporate c) It will solidify d) It will burn 6) How many grams of salt is there in one-liter of water from the Dead Sea? a) 200 b) 400 c) 300 d) 100 7) When a boat stays on the surface of the water, then what condition in the boat in? a) Submerging b) Sinking c) Capsizing d) Floating 8) Which among the following does not dissolve in water? a) Sugar b) Salt c) Lime d) Oil 9) Which of the following water bodies has the saltiest water of all? a) Capsian Sea b) Red Sea c) Arabian Sea d) Dead Sea 10) Which of the following sinks in the water? a) Wooden stick b) A boat c) An iron nail d) A piece of paper 11) Which of the following floats on the water? a) A needle b) A Ball c) A Golden Chain d) A stone 12) How will you separate salt from water? a) Condensation b) Filtration c) Evaporation d) Can't Separate 13) Sugar dissolves quickly in the water on a) keep it still b) stirring c) cooling d) None of these 14) Gandhiji undertake a march from Ahmedabad to  a) Surat b) Porbandar c) Dandi d) Vadodra 15) An Iron nail sinks in the water? why? a) The density of the nail is equal to water, so it sinks easily b) The density of the nail is much lesser than the water, so it sinks easily c) The density of the nail is much larger than the water. so it sinks earsily d) None of these

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