MCQ 11 MarkWhich one of the following is insoluble in water?AAlcoholBSodium chloride✓Coconut oilDSugarAnswerCorrect option: C. Coconut oilView full question & answer→
MCQ 21 MarkWhich of the following has reddish brown colour?AGoldBCopper✓IronDBrassAnswerCorrect option: C. IronView full question & answer→
MCQ 31 MarkWhich object shines?APlastic toyBCotton shirt✓Steel spoonDStone pieceAnswerCorrect option: C. Steel spoonView full question & answer→
MCQ 41 MarkWhich one of the following is not soluble in water?✓Turmeric powderBCommon saltCAlumDAll are solubleAnswerCorrect option: A. Turmeric powderView full question & answer→
MCQ 51 MarkChoose the opaque object from the following:✓CharcoalBAirCGlassDWaterAnswerCorrect option: A. CharcoalView full question & answer→
MCQ 61 MarkWhich is a set of transparent materials?AGlass and airBWater and glassCWater and air✓All of theseAnswerCorrect option: D. All of theseView full question & answer→
MCQ 71 MarkPurpose of sorting material into groups isAto rtudy their propertiesBconvenience✓both $(a)$ and $(b)$DinconvenienceAnswerCorrect option: C. both $(a)$ and $(b)$View full question & answer→
MCQ 81 MarkAn oily thin paper sheet will beAtransparent✓translucentCopaqueDcannot be predictedAnswerCorrect option: B. translucentView full question & answer→
MCQ 91 MarkWhich one will show a metallic lustre?AAny surface of a metal✓Freshly cut surface of a metalCFreshly cut surface of non-metalDSurfaces of all materialsAnswerCorrect option: B. Freshly cut surface of a metalView full question & answer→
MCQ 101 MarkWhat makes the basis of sorting materials into groups?ASimilarities in their propertiesBDifferences in their properties✓Both similarities and differences in their propertiesDAll of theseAnswerCorrect option: C. Both similarities and differences in their propertiesView full question & answer→