This quiz works best with JavaScript enabled. Home > Class 6 > Class 6 Science Chapter 6 Changes Around Us – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 6 Science Chapter 6 Changes Around Us Quiz 17 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Amoeba is a ..... organism. A) Unicellular. B) Cellular. C) All the above. D) None of the above. Show Answer Correct Answer: A) Unicellular. 2. What type of change is the bursting of a cracker? A) Reversible change. B) Irreversible change. C) Physical change. D) None of these. Show Answer Correct Answer: B) Irreversible change. 3. Change of seasons is a natural change. A) TURE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TURE. 4. To obtain salt which of these methods is used? A) Condensation. B) Precipitation. C) Evaporation. D) Transpiration. Show Answer Correct Answer: C) Evaporation. 5. BEST EXAMPLE OF CHEMICAL CHANGE A) BURNING OF PAPER. B) MELTING OF WAX. C) BREAKING GLASS. D) NONE OF THESE. Show Answer Correct Answer: A) BURNING OF PAPER. 6. Substance contract on A) Bowls. B) Copper. C) Wires. D) Cooling. Show Answer Correct Answer: D) Cooling. 7. A potter working on his wheel. He shapes a lump of clay into a pot. Can this change be reversed. A) No. B) Yes. C) All the above. D) None of the above. Show Answer Correct Answer: B) Yes. 8. When heat is added to a solid, it ..... A) Freezes. B) Expands. C) Contracts. D) Condenses. Show Answer Correct Answer: B) Expands. 9. Melting of a popsicle is a reversible change A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 10. Changes that occur around us can be grouped as A) Only reversible. B) Only irreversible. C) Either reversible or irreversible. D) Physical. Show Answer Correct Answer: C) Either reversible or irreversible. 11. Breaking of a glass A) Chemical change. B) Physical change. C) Fast change. D) Slow change. Show Answer Correct Answer: B) Physical change. 12. Rolling of chapati and baking of chapati are the changes that A) Can be reversed. B) Cannot be reversed. C) Can be reversed and cannot be reversed, respectively. D) Cannot be reversed and can be reversed, respectively. Show Answer Correct Answer: C) Can be reversed and cannot be reversed, respectively. 13. When metals are heated their molecules ..... energy A) Gain/Absorb. B) Loose. C) All the above. D) None of the above. Show Answer Correct Answer: A) Gain/Absorb. 14. Which of the following is/are irreversible change(s)? A) Burning of paper. B) Growth of plant. C) Cooking of food. D) All of these. Show Answer Correct Answer: D) All of these. 15. Wet clothes to dry clothes, is this chainge reversible? (yes / no) A) Yes. B) No. C) Don't know. D) None of the above. Show Answer Correct Answer: A) Yes. 16. Which is an irreversable change? A) Cutting paper. B) Wax melting. C) None of these. D) All. Show Answer Correct Answer: A) Cutting paper. 17. You boil water. it evaporates. is it reversible? A) Yes. B) No. C) Maybe. D) None of the above. Show Answer Correct Answer: A) Yes. 18. Cooking an egg is a ..... A) Irreversible. B) Reversible. C) Changes. D) None of the above. Show Answer Correct Answer: A) Irreversible. 19. The changes that occur in nature are called A) Hard changes. B) Desirabke changes. C) Natural changesb. D) None of the above. Show Answer Correct Answer: C) Natural changesb. 20. Can we get the salt back which is dossolved is water? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 21. Rusting of iron is a reversible change A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 22. Which of the following change will show expansion A) Burning of paper. B) Heating of sand. C) Heating of iron. D) Heating of wood. Show Answer Correct Answer: C) Heating of iron. 23. The burning of wood is A) Reversible. B) Irreversible. C) All the above. D) None of the above. Show Answer Correct Answer: B) Irreversible. 24. Rolling of chappathi and baking of chappathi are the changes that A) Can be reversed. B) Cannot be reversed. C) Can be reversed and cannot be reversed respectively. D) Cannot be reversed and can be reversed respectively. Show Answer Correct Answer: C) Can be reversed and cannot be reversed respectively. 25. HOW MANY CHANGES TAKE PLACE AROUND US A) 4. B) 5. C) 6. D) 7. Show Answer Correct Answer: C) 6. ← 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 7Class 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 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books