Question 11 MarkEvaporation can be used to separate a solid dissolved in liquid. True/ False.AnswerTrue.View full question & answer→
Question 21 MarkWater and milk are mixed in a glass. This mixture can be separated by filtration. True/ False.AnswerFalse.View full question & answer→
Question 41 MarkMixture has properties different from its components. True/ FalseAnswerFalse.View full question & answer→
Question 51 MarkHeavier and lighter components of a mixture can be separated by winnowing. True/ False.AnswerTrue.View full question & answer→
Question 61 MarkSeparation of components of a mixture is a useful process. True/ FalseAnswerTrue.View full question & answer→
Question 71 MarkMore number of substances can be dissolved in a solution by heating it. True/ False.AnswerTrue.View full question & answer→
Question 81 MarkWinnowing is used to separate component of same weight.AnswerFalse.View full question & answer→
Question 91 MarkA pure substance has a fixed melting and boiling points. True/ FalseAnswerTrue.View full question & answer→
Question 101 MarkSieving is used when the component of mixture have different sizes. True/ False.AnswerTrue.View full question & answer→
Question 121 MarkButter is separated from butter milk by churning. True/ FalseAnswerTrue.View full question & answer→
Question 131 MarkWater dissolves different amount of soluble substances in it. True/ False.AnswerTrue.View full question & answer→
Question 151 MarkCommon salt is ai pure substance. True/ FalseAnswerTrue.View full question & answer→
Question 161 MarkTap water and pond water are alike. True/ FalseAnswerFalse.View full question & answer→
Question 171 MarkThe method of filtration is also used in the process of preparing cottage cheese in our homes. True/ False.AnswerTrue.View full question & answer→
Question 181 Mark‘Sharbat’ is a mixture of sugar and water. True/ FalseAnswerTrue.View full question & answer→
Question 191 MarkFlour is sieved to separate impurities. True/ False.AnswerTrue.View full question & answer→
Question 211 MarkWater dissolves different substances in different amount. True/ False.AnswerTrue.View full question & answer→
Question 221 MarkCondensation method is used for separating substances which on heating change directly into vapour. True/ FalseAnswerFalse.View full question & answer→
Question 231 MarkInk loses its properties when mixed in water. True/ FalseAnswerFalse.View full question & answer→
Question 241 MarkThreshing is used to separate grains from stalk. True/ False.AnswerTrue.View full question & answer→
Question 251 MarkHandpicking can be used only when quantity of impurities is $NOT$ very large. True/ False.AnswerTrue.View full question & answer→