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CBSE Class 9  >  Class 9 Test  >  Science New NCERT 2026-27 (New Syllabus)  >  Test: Exploring Mixtures and Their Separation - 1 - Class 9 MCQ

Exploring Mixtures and Their Separation - 1 - Free MCQ Practice Test


MCQ Practice Test & Solutions: Test: Exploring Mixtures and Their Separation - 1 (15 Questions)

You can prepare effectively for Class 9 Science Class 9 New NCERT 2026-27 (New Syllabus) with this dedicated MCQ Practice Test (available with solutions) on the important topic of "Test: Exploring Mixtures and Their Separation - 1". These 15 questions have been designed by the experts with the latest curriculum of Class 9 2026, to help you master the concept.

Test Highlights:

  • - Format: Multiple Choice Questions (MCQ)
  • - Duration: 15 minutes
  • - Number of Questions: 15

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Test: Exploring Mixtures and Their Separation - 1 - Question 1
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A solution that has uniform composition throughout is called a:

Detailed Solution: Question 1

A homogeneous mixture has uniform composition throughout every part. A solution is always homogeneous. Example: sugar dissolved in water.

Test: Exploring Mixtures and Their Separation - 1 - Question 2
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In a sugar solution, sugar is the _____ and water is the _____.

Detailed Solution: Question 2

The substance that gets dissolved is the solute (sugar), and the substance that dissolves the solute is the solvent (water).

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Test: Exploring Mixtures and Their Separation - 1 - Question 3
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If 10 g of salt is dissolved in 90 g of water, the mass by mass percentage of the solution is:

Detailed Solution: Question 3

% m/m = (Mass of solute / Mass of solution) × 100 = (10 / 100) × 100 = 10%.

Test: Exploring Mixtures and Their Separation - 1 - Question 4
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Which formula is used to calculate mass by volume percentage?

Detailed Solution: Question 4

% m/v = (Mass of solute / Volume of solution) × 100.

Test: Exploring Mixtures and Their Separation - 1 - Question 5
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Which of the following is an example of volume by volume percentage (%v/v) usage?

Detailed Solution: Question 5

%v/v is used for perfumes, cosmetics, and vinegar.

Test: Exploring Mixtures and Their Separation - 1 - Question 6
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A saturated solution is one that:

Detailed Solution: Question 6

A saturated solution cannot dissolve any more solute at a given temperature.

Test: Exploring Mixtures and Their Separation - 1 - Question 7
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How does the solubility of gases in liquids change with increase in temperature?

Detailed Solution: Question 7

Solubility of gases decreases with increase in temperature.

Test: Exploring Mixtures and Their Separation - 1 - Question 8
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Crystallization is based on the principle of:

Detailed Solution: Question 8

Crystallization depends on solubility changes with temperature.

Test: Exploring Mixtures and Their Separation - 1 - Question 9
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Which of the following is a naturally occurring crystal?

Detailed Solution: Question 9

Rock salt is naturally occurring; others are generally prepared.

Test: Exploring Mixtures and Their Separation - 1 - Question 10
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In distillation, which component is collected first?

Detailed Solution: Question 10

The liquid with lower boiling point vaporises first.

Test: Exploring Mixtures and Their Separation - 1 - Question 11
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Fractional distillation is used when the difference in boiling points of two miscible liquids is:

Detailed Solution: Question 11

Used when boiling point difference is small (<25°C).

Test: Exploring Mixtures and Their Separation - 1 - Question 12
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The Deg-Bhapka method used in Kannauj (U.P.) for making Mitti ka Ittar is an example of:

Detailed Solution: Question 12

It is a traditional distillation technique.

Test: Exploring Mixtures and Their Separation - 1 - Question 13
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In paper chromatography, which property of substances causes their separation?

Detailed Solution: Question 13

Different components move at different speeds due to interactions.

Test: Exploring Mixtures and Their Separation - 1 - Question 14
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Paper chromatography is best suited to separate:

Detailed Solution: Question 14

Used for coloured substances like dyes and pigments.

Test: Exploring Mixtures and Their Separation - 1 - Question 15
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Which tool is used to separate two immiscible liquids?

Detailed Solution: Question 15

Separating funnel separates immiscible liquids based on density.

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About this Class 9 Practice Test

This test contains 15 MCQs on Exploring Mixtures and Their Separation - 1 with detailed solutions for each question. It is part of the Science Class 9 New NCERT 2026-27 (New Syllabus) course on EduRev, designed to align with the current Class 9 syllabus. Each solution explains not just the correct answer but also gives you an understanding of the topic — not just to attempt the question but also help you prepare for the exam with practice.

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