The Amazing World of Solutes, Solvents, and Solutions MCQ: 8th Science Chapter 9

Boost your CBSE exam preparation with our Class 8 Science Chapter 9 – The Amazing World of Solutes, Solvents, and Solutions MCQ Test. This free online quiz is designed from NCERT textbooks, strictly following the CBSE syllabus, and supported by educational videos and Vidyalite’s Flashcards. It covers essential concepts like types of solutions, solubility, concentration, factors affecting dissolution, and real-life examples. Perfect for strengthening your fundamentals, quick revision, and competitive exam preparation.

Attempt The Amazing World of Solutes, Solvents, and Solutions MCQ

Report a question

What's wrong with this question?

You cannot submit an empty report. Please add some details.

Time: 10 Minutes for 10 Question.

---

8th Science: The Amazing World of Solutes, Solvents, and Solutions

1 / 10

1. What happens to density when a substance is heated?

Increases

Stays the same

Becomes zero

Decreases

2 / 10

2. Which of these is a uniform mixture?

Sand and water

Oil and water

Salt and water

Sawdust and water

3 / 10

3. Why does ice float on water?

It is colder

It has less volume

It is denser

It is less dense

4 / 10

4. What tool is used to measure volume of liquids accurately?

Pan balance

Thermometer

Measuring tape

Measuring cylinder

5 / 10

5. What is the component that dissolves in a solvent called?

Solvent

Solute

Concentrate

Dilute

6 / 10

6. In an ORS solution, why does each sip taste the same?

It’s a chemical compound

It’s stirred continuously

It’s a uniform mixture

It’s sweet

7 / 10

7. What causes a hot air balloon to rise?

More pressure inside

Air gets lighter due to density decrease

Hot air is heavier

Gas expansion

8 / 10

8. Which state of matter is most affected by pressure in terms of density?

Solids

Liquids

Gases

Plasmas

9 / 10

9. Why does oil float on water?

Oil is soluble in water

Oil is more dense

Oil is less dense

Oil is heavier

10 / 10

10. What increases the solubility of most solid solutes in water?

Decreasing pressure

Reducing volume

Increasing temperature

Adding another solute

Insert Full Name and email for result.

Full NameEmail

Your score is

Share this quiz with your friends and ask for test their knowledge.

LinkedIn Facebook

You’ll face 10 multiple-choice questions to solve within 10 minutes, making it ideal for self-study and time-bound practice. This quiz is 100% free, requires no sign-up, and shows instant results — but not the correct answers, to encourage deeper reflection and stronger concept retention. For an added challenge, take part in our Monthly Quiz Challenge and earn your digital self-assessment certificate.

Check 8th Science MCQ Chapters

You can practice all chapters of 8th Science NCERT Books to enhance your exam readiness.

FAQ’s The Amazing World of Solutes, Solvents, and Solutions MCQ

Must Participate in School Level Monthly Quiz Challenge
Study through Flashcard. Build 8th grade English Vocabulary with quiz.
Download Original NCERT Books from Government Official Website
CBSE Official Website

Vidyalite Team

• Website