Changes Around Us MCQ for Class 6 Science Chapter 6 with Answers

Changes Around Us MCQ Questions for Class 6 Science Chapter 6 with Answers

We have completed the NCERT/CBSE chapter-wise Multiple Choice Questions for Class 6 Science book Chapter 6 Changes Around Us with Answers by expert subject teacher for latest syllabus and examination. You can Prepare effectively for the exam taking the help of the Class 6 Science Objective Questions PDF free of cost from here. Students can take a free test of the Multiple Choice Questions of Changes Around Us. Each Questions has four options followed by the right answer. Download the Science Quiz Questions with Answers for Class 6 free Pdf and prepare to exam and help students understand the concept very well.

MCQ Questions for Class 6 Science with Answers

Q1. Which of the following changes cannot be reversed?

(i) Milk to paneer
(ii) Cold milk to hot milk
(iii) Yam to knitted sweater
(iv) Wet clothes to dry clothes

(i) Milk to paneer

Q2. If we burn a candle, the height of a candle will .

(i) Decreased
(ii) Increased
(iii) Remain same
(iv) None of these

(i) Decreased

Q3. A process in which an object becomes smaller or shrinks is called

(i) chemical change
(ii) irreversible change
(iii) contraction
(iv) expansion

(iii) contraction

Q4. Sea water is a

(i) Element
(ii) Mixture
(iii) Molecule
(iv) Compound

(ii) Mixture

Q5. Which one of the steps while burning a candle is not reversible?

(i) Melting of solid wax
(ii) liquid wax changes into vapours
(iii) Wax vapour bums into flame
(iv) All of these

(iii) Wax vapour bums into flame

Q6. Metal rim is made slightly than the wooden wheel.

(i) Bigger
(ii) Smaller
(iii) Equal
(iv) None of these

(ii) Smaller

Q7. The change in which chemical properties of a substance change is called

(i) chemical change
(ii) physical change
(iii) heating
(iv) pressure

(i) chemical change

Q8. Which of the following is an example of physical change?

(i) Boiling of water
(ii) Ripening of fruit
(iii) Rusting of iron
(iv) A bud turning into flower

(i) Boiling of water

Q9. Rusting of iron is an example of

(i) slow change
(ii) fast change
(iii) reversible change
(iv) physical change

(i) slow change

Q10. The black material (tar) for repairing road is .

(i) Heated
(ii) Cooled
(iii) Heated and cooled
(iv) None of these

(i) Heated

Q11. The melting of gold is an example of:

(i) chemical change
(ii) physical change
(iii) chemical electrical
(iv) physical magnetical

(ii) physical change

Q12. Which of these is the smallest particle?

(i) A speck of dust
(ii) An atom
(iii) A water drop
(iv) A molecule

(ii) An atom

Q13. Which of the following is not a man-made change?

(i) Change of day and night
(ii) Burning of fuels
(iii) Drying of clothes
(iv) Tearing of paper

(i) Change of day and night

Q14. A change in a substance can be brought by heating it or by it with other substances.

(i) Cooling
(ii) Boiling
(iii) Washing
(iv) Mixing

(iv) Mixing

Q15. Which is not a sign of reversible change?

(i) Change in state
(ii) Change in property
(iii) Change in size
(iv) Change in appearance

(ii) Change in property

Q16. Melting of ice into water is a

(i) Exothermic change
(ii) Physical change
(iii) Permanent change
(iv) Chemical change

(ii) Physical change

Q17. Which of the following is a chemical change?

(i) Evaporation of water
(ii) Burning of fuels
(iii) Moving of a wheel
(iv) Breaking of a brick

(ii) Burning of fuels

Q18. The change which cannot be reversed is known as:

(i) Reversible change
(ii) Irreversible change
(iii) Both (i) and (ii)
(iv) None of these

(ii) Irreversible change

Q19. A process in which liquid changes into vapour is called

(i) contraction
(ii) evaporation
(iii) melting
(iv) freezing

(ii) evaporation

Q20. Rotation of fan blade is a

(i) Permanent change
(ii) Undesirable change
(iii) Non- periodic change
(iv) Periodic change

(iv) Periodic change

Q21. A process by which gas is turned into liquid is known as:

(i) Solution
(ii) Fusion
(iii) Condensation
(iv) Evaporation

(iii) Condensation

Q22. Rusting of iron is an example of

(i) slow change
(ii) fast change
(iii) reversible change
(iv) physical change

(i) slow change

Q23. In a chemical change

(i) Energy change do not occur
(ii) Energy is either absorbed or given out
(iii) Energy is always absorbed
(iv) Energy is given out

(ii) Energy is either absorbed or given out

Q24. When a solid dissolves in liquid then is formed.

(i) Condensation
(ii) Fusion
(iii) Solution
(iv) Evaporation

(iii) Solution

Q25. Melting of wax is

(i) chemical change
(ii) physical change
(iii) both of these
(iv) none of these

(ii) physical change

Q26. Melting of ice is a

(i) Both physical and chemical change
(ii) Physical change
(iii) Periodic change
(iv) Chemical change

(ii) Physical change

Q27. Irreversible changes can also be called:

(i) Temporary change
(ii) Reversible
(iii) Permanent change
(iv) None of these

(iii) Permanent change

Q28. Force can cause change in the

(i) size
(ii) shape
(iii) direction
(iv) all of these

(iv) all of these

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MCQ Questions for Class 6 Science with Answers

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