CBSE Class 9 Matter In Our Surroundings — practice questions
15 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 9 Matter In Our Surroundings in the app →A mixture in which the composition is uniform throughout (like sugar dissolved in water) is called:In a sugar solution, what is sugar called?A mixture of sand and water settles over time with sand at the bottom and clear water above. This is a:The 'mass by mass percentage' of a solution is defined as:A 200 g salt solution contains 30 g of salt. The mass-by-mass concentration is:What method is BEST suited to separate a mixture of two miscible liquids with different boiling points (e.g. wWhy is evaporation different from boiling?A HOMOGENEOUS mixture is one in which:In LEMON JUICE (sugar dissolved in water), the SOLUTE is:A SATURATED solution is one in which:To separate SAND from water, the most appropriate method is:To separate ETHANOL (boiling point 78°C) from WATER (boiling point 100°C), the suitable method is:CRYSTALLISATION is used to:CHROMATOGRAPHY is most commonly used in school labs to:To separate CAMPHOR from a mixture of camphor and salt, the most appropriate method is: