This quiz works best with JavaScript enabled. Home > Cbse > Class 6 > Science > Water > Class 6 Science Chapter 14 Water – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 6 Science Chapter 14 Water Quiz 4 (50 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. WHICH ONE OF THE FOLLOWING IS NOT A SOLUTE A) SUGAR. B) LEMON. C) SALT. D) WATER. Show Answer Correct Answer: D) WATER. 2. Fish die in shallow ponds in summer because A) More carbon dioxide is produced. B) Solubility of air in water decreases with a rise in temperature. C) Ponds dry up. D) The hot weather kills all aquatic plants. Show Answer Correct Answer: B) Solubility of air in water decreases with a rise in temperature. 3. Which is the purest form of water A) Ground water. B) Riverwater. C) Ocean water. D) Rain water. Show Answer Correct Answer: D) Rain water. 4. Which answers are below are the reasons for unequal distribution? A) Being rich or poor. B) There is no modern plumbing access to water. C) Fresh water access due to contaminated water and walking many miles to water source. D) Water is often wasted for building projects and irrigation. E) All the above. Show Answer Correct Answer: E) All the above. 5. What happen if it stop raining A) Flood. B) Tsunami. C) Drought. D) None of the above. Show Answer Correct Answer: C) Drought. 6. Water is made up of nitrogen and oxygen. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 7. Which Geographical feature in north Africa? A) Atlas mountains. B) Atlantic ocean. C) Mediterranean sea. D) Sahara Desert. Show Answer Correct Answer: D) Sahara Desert. 8. Can we drink the water of sea True or false? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 9. Example of condensation A) Dew. B) Cloud. C) Both dew and cloud. D) None of the above. Show Answer Correct Answer: C) Both dew and cloud. 10. Using less water so that it will not be used up is called A) Desalination. B) Conservation. C) Distribution. D) Irrigation. Show Answer Correct Answer: B) Conservation. 11. Fill in the blanksThe process of changing ..... form into ..... form is called evaporation A) Ice, vapour. B) Vapour, water. C) Water, vapour. D) Ice, water. Show Answer Correct Answer: C) Water, vapour. 12. Groundwater is part of the water cycle because A) It is surface water. B) It collects precipitation and eventually returns it to surface waters. C) It does not evaporate easily. D) It becomes precipitation when heated. Show Answer Correct Answer: B) It collects precipitation and eventually returns it to surface waters. 13. At room temperature water exits in which state? A) Gaseous state. B) Liquid state. C) Solid state. D) None of the above. Show Answer Correct Answer: B) Liquid state. 14. A type of mixture that forms when one substance dissolves in another is known as a A) Solvent. B) Solute. C) Solution. D) Heterogeneous mixture. Show Answer Correct Answer: C) Solution. 15. Which process is most important to the water cycle? A) Evaporation. B) Flooding. C) Erosion. D) Farm irrigation. Show Answer Correct Answer: A) Evaporation. 16. What percentage of freshwater is located in glaciers and ice caps? A) 1%. B) 2%. C) 4%. D) 20%. Show Answer Correct Answer: B) 2%. 17. What is the possible bad effect of oil spills in the sea? A) Oily clouds will be formed. B) Creatures living in the sea can now float and receive sunbaths. C) Plants underwater will not be able to receive sunlight to photosynthesize. D) Aquatic organisms will enjoy the oil. Show Answer Correct Answer: C) Plants underwater will not be able to receive sunlight to photosynthesize. 18. The change of water from a liquid to a gas. A) Transpiration. B) Precipitation. C) Evaporation. D) Condensation. Show Answer Correct Answer: C) Evaporation. 19. According to factors affecting evaporation, temparature means A) Condensation increase with increase temperature. B) Evaporation decreases with decrease in temparature. C) Evaporation increases with increase in temperature. D) Decantation increases with increases in temparature. E) Evaporation increases with decreases in temparature. Show Answer Correct Answer: C) Evaporation increases with increase in temperature. 20. Water vapour is present in air only during the monsoon. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. 21. Resource of water present below the earth surface A) Rain water. B) Lake water. C) Sea water. D) Spring water. Show Answer Correct Answer: D) Spring water. 22. When is world water day is celebrated A) 22 February. B) 22 March. C) 22 January. D) 22 December. Show Answer Correct Answer: B) 22 March. 23. 2) We should drink water to avoid dehydration. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 24. Precipitation occurs because A) The droplets evaporate in the air. B) The droplets are too light for the air to hold. C) The droplets are too heavy for the air to hold. D) None of the above. Show Answer Correct Answer: C) The droplets are too heavy for the air to hold. 25. How much percentage of the Earth is covered bye water? A) 3/5. B) 2/3. C) 3/2. D) None of the above. Show Answer Correct Answer: B) 2/3. 26. Water that passes through the ground is called A) Tributary. B) Seawater. C) Groundwater. D) Lake. Show Answer Correct Answer: C) Groundwater. 27. Groundwater is ..... A) The water under the Earth's surface. B) The water that forms the clouds. C) The water of the swimming pool. D) None of the above. Show Answer Correct Answer: A) The water under the Earth's surface. 28. Freezing temperature of water is A) 100$^\circ$C. B) -1$^\circ$C. C) 10$^\circ$C. D) 0$^\circ$C. Show Answer Correct Answer: D) 0$^\circ$C. 29. Where is most of the freshwater found on Earth? A) Glaciers. B) Lakes. C) Oceans. D) Rivers. Show Answer Correct Answer: A) Glaciers. 30. Water in our tap comes from a A) Well. B) Lake. C) River, lake or well. D) River. Show Answer Correct Answer: C) River, lake or well. 31. The supply of freshwater under the Earth's surface. A) Headwaters. B) Groundwater. C) Watershed. D) Mouth. Show Answer Correct Answer: B) Groundwater. 32. Why is water called universal solvent? A) Less substances dissolves in water than any other liquid. B) More substances dissolves in water than any other liquid. C) Substances are easily soluble in water. D) None of the above. Show Answer Correct Answer: B) More substances dissolves in water than any other liquid. 33. The sector which uses large amount of water is A) Industries. B) Agriculture. C) Domestic use. D) None of the above. Show Answer Correct Answer: B) Agriculture. 34. Water vapour condenses to form tiny droplets of water in the upper layers of air where it is cooler A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 35. Keeping the water running when you brush your teeth wastes a lot of water. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 36. Who write this poem "Rime Of The Ancient Mariner" ? A) S.T. Coleridge. B) Rabindranath Tagore. C) All the above. D) None of the above. Show Answer Correct Answer: A) S.T. Coleridge. 37. Sea water cannot be used for domestic use because it contains A) Dust. B) Sand. C) Salts. D) Acid. Show Answer Correct Answer: C) Salts. 38. When a solvent contains as much of the solute as it can hold, the solution is said to be A) Supersaturated. B) Diluted. C) Saturated. D) Unsaturated. Show Answer Correct Answer: C) Saturated. 39. Water is not useful for human. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 40. Clouds form when ..... changes into tiny water droplets or ice crystals. A) Water Intensity. B) Water Vapor. C) Water Bits. D) Water Pieces. Show Answer Correct Answer: B) Water Vapor. 41. Water pollution and waste plays a big factor in water shortage. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 42. Approximately what percentage of the water on Earth is freshwater? A) 2.6%. B) 97%. C) 50%. D) 0.1%. Show Answer Correct Answer: A) 2.6%. 43. What is the process that brings water to the farm areas where farmers do not have access to water? A) Irrigation. B) An extra long soaker hose. C) Hydroelectric power. D) Desalination. Show Answer Correct Answer: A) Irrigation. 44. The term water table relates to A) Rain water. B) Ocean water. C) Ground water. D) Surface water. Show Answer Correct Answer: C) Ground water. 45. Which is the result of condensation of water vapours A) Rain. B) Snowfall. C) Hail. D) Tiny water droplets. Show Answer Correct Answer: D) Tiny water droplets. 46. The process in which water changes into its vapour is called ..... A) Condensation. B) Evaporation. C) Water Cycle. D) None of the above. Show Answer Correct Answer: B) Evaporation. 47. The Nile River flows north through Egypt and empties into A) Red Sea. B) Mediterranean Sea. C) Black Sea. D) None of the above. Show Answer Correct Answer: B) Mediterranean Sea. 48. Solutions are ..... mixtures. A) Homogeneous. B) Supersaturated. C) Saturated. D) Heterogeneous. Show Answer Correct Answer: A) Homogeneous. 49. How do we use water? A) We drink it. B) We throw it. C) We see it. D) We drain it. Show Answer Correct Answer: A) We drink it. 50. Water evaporates into air from oceans, rivers and lakes but not from the soil. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. ← PreviousRelated QuizzesScience QuizzesClass 6 QuizzesClass 6 Science Chapter 14 Water Quiz 1Class 6 Science Chapter 14 Water Quiz 2Class 6 Science Chapter 14 Water Quiz 3 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books