Class 6 - WaterOnline version Multiple choice questions to revise the concepts by Contact UberScool 1 The process of changing water into ice is called a Sublimation b Evaporation c Condensation 2 Falling down of water in the form of rain, snow or hail is called a Sublimation b Precipitation c Condensation 3 Which of the following will lead to reduction in availability of ground water? a Plantation b Constructing lakes c Building concrete roads 4 When ice water is poured into a glass tiny water droplets of water form on the outer side of glass due to a Condensation b Transpiration c Sublimation 5 The circulation of water between ocean and land is known as a Oxygen Cycle b Water Cycle c Nitrogen Cycle 6 Water freezes at a 0 °C b 100 °C c 10 °C 7 Excessive rains may cause a Pollution b Floods c Drought 8 Oceans and Seas cover _____ portion of the earth a 1/2 b 3/4 c 2/3 9 Which is the purest form of water? a Rain water b River water c Pond water 10 No rainfall for a year will cause a Drought b Floods c None of these
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