This quiz works best with JavaScript enabled. Home > Class 6 > Class 6 Science Chapter 6 Changes Around Us – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 6 Science Chapter 6 Changes Around Us Quiz 7 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What type of change is boiling of an egg A) Chemical. B) Irreversible. C) Useful. D) All of these. Show Answer Correct Answer: D) All of these. 2. What happends when we heat the metal? A) Metal expands. B) Becomes burnt. C) Rusted. D) Not sure. Show Answer Correct Answer: A) Metal expands. 3. Example of reversible change: A) Melting of ice. B) Liquid to gas. C) Shaping clay. D) All of these. Show Answer Correct Answer: D) All of these. 4. Grain to its flour, is this reversible or not? A) Yes. B) No. C) Don't know. D) None of the above. Show Answer Correct Answer: B) No. 5. A seed grows to form a seedling and further a plant, this is a ..... change A) Fast. B) Slow. C) Temporary. D) Reversible. Show Answer Correct Answer: B) Slow. 6. Which is a way to make a change happen? A) Heating a substance. B) Cooling a substance. C) Mixing a substance with another substance. D) All of these. Show Answer Correct Answer: D) All of these. 7. Paheli Had Bought A New Bottle Of Pickle From The Market. She Tried To Open The Metal Cap To Taste It But Could Not Do So. She Then Took A Bowl Of Hot Water And Immersed The Upper End Of The Bottle In It For 5 Minutes. She Could Easily Open The Bottle, As: A) Expands and open easily. B) Contracts and open easily. C) No changes in sizes. D) First contracts then expand easily. Show Answer Correct Answer: A) Expands and open easily. 8. Ageing of human is which type of change A) Physical change. B) Chemical change, irreversiblechange, desireble change. C) Irreversible, physical change. D) None of the above. Show Answer Correct Answer: B) Chemical change, irreversiblechange, desireble change. 9. Look at to the the statements below. Which one is an example of chemical change? A) Melting of ice. B) Burnng of paper. C) Breaking of glass. D) Blowing a balloon. Show Answer Correct Answer: B) Burnng of paper. 10. Substances increase in size of heating A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 11. Metal rim is fixed to the wooden cart wheel by A) Heating metal rim. B) Heating wooden wheel. C) Cooling metal rim. D) Cooling wooden wheel. Show Answer Correct Answer: A) Heating metal rim. 12. Melting of ice is an example of ..... change. A) Reversible. B) Irreversible. C) All the above. D) None of the above. Show Answer Correct Answer: A) Reversible. 13. When ice melts to form water, then a change occurs in its A) Position. B) Temperature. C) Composition. D) State. Show Answer Correct Answer: D) State. 14. Photosynthesis is an example of a A) Chemical change. B) Physical change. C) All the above. D) None of the above. Show Answer Correct Answer: A) Chemical change. 15. Which one of the following is a beneficial change? A) Rusting of iron object. B) Spoilage of food. C) Ripening of fruit. D) Souring of milk. Show Answer Correct Answer: C) Ripening of fruit. 16. Irreversible A) Buring of wood. B) Dont know. C) Themametor. D) Glass. Show Answer Correct Answer: A) Buring of wood. 17. The burning of wood is an irreversible change A) False. B) True. C) Neither true nor false. D) None of the above. Show Answer Correct Answer: B) True. 18. If we sharp a pencil its size gets short but can we get back the original pencil back?? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 19. Boojho Appeared In Class Test Where He Wrote Some Statements But He Confused To Know The Statements Which Are Related To "Reversible Changes" . Would You Help Him To Know That? A) Cow dung to biogas. B) Making cheese paneer from milk. C) Weathering of rocks. D) Folding of dress to pass through a waterlogged area. Show Answer Correct Answer: D) Folding of dress to pass through a waterlogged area. 20. Which is a property of matter that you CANNOT observe just by looking at an object? A) Temperature. B) Shape. C) Color. D) None of the above. Show Answer Correct Answer: A) Temperature. 21. What type of steel in used in pendulums? A) Steel. B) Inver steel. C) Inat steel. D) Invar steel. Show Answer Correct Answer: D) Invar steel. 22. Change of state is A) An irreversible change. B) Reversible Change. C) All the above. D) None of the above. Show Answer Correct Answer: B) Reversible Change. 23. What is irreversible change? A) A change which cannot be reversed. B) A change which can be reversed. C) Both. D) None of these. Show Answer Correct Answer: A) A change which cannot be reversed. 24. Which of the following examples shows Living things grow.? A) Child into an adult. B) Crayons into paints. C) Pencil into pen. D) None of these. Show Answer Correct Answer: A) Child into an adult. 25. Which of the following is a slow irreversible change? A) Rusting. B) Aging. C) Ripening of fruits. D) All of these. Show Answer Correct Answer: D) All of these. ← PreviousNext →Related QuizzesClass 6 Science Chapter 6 Changes Around Us Quiz 1Class 6 Science Chapter 6 Changes Around Us Quiz 2Class 6 Science Chapter 6 Changes Around Us Quiz 3Class 6 Science Chapter 6 Changes Around Us Quiz 4Class 6 Science Chapter 6 Changes Around Us Quiz 5Class 6 Science Chapter 6 Changes Around Us Quiz 6Class 6 Science Chapter 6 Changes Around Us Quiz 8Class 6 Science Chapter 6 Changes Around Us Quiz 9Class 6 Science Chapter 6 Changes Around Us Quiz 10Class 6 Science Chapter 6 Changes Around Us Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books