This quiz works best with JavaScript enabled. Home > Cbse > Class 9 > Science > Matter In Our Surroundings > Class 9 Science Chapter 1 Matter In Our Surroundings – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 9 Science Chapter 1 Matter In Our Surroundings Quiz 1 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Arrange the following substances in their increasing order of the forces of attraction.NaCl, Air, Water, Honey, Iron. A) Air < Water < Honey < NaCl < Iron. B) Honey < Water < NaCl < Air < Iron. C) Iron< NaCl < Honey < Water < Air. D) Water < Air < NaCl < Honey < Iron. Show Answer Correct Answer: A) Air < Water < Honey < NaCl < Iron. 2. 2 factors on the basis of which we can change the state of matter are- A) Pressure and Height. B) Temperature and Height. C) Temperature and Pressure. D) None of the above. Show Answer Correct Answer: C) Temperature and Pressure. 3. Kinetic energy of molecules is directly proportional to A) Temperature. B) Pressure. C) Both a and b. D) None of these. Show Answer Correct Answer: A) Temperature. 4. When water at 0$^\circ$C freezes to form ice at the same temperature of 0$^\circ$C, then it A) Releases some heat. B) Absorbs some heat. C) Absorbs exactly 3.34 x 10$^{5}$J/kg of heat. D) Neither absorbs nor releases heat. Show Answer Correct Answer: A) Releases some heat. 5. In which form, do the water molecules have less kineticenergy? A) Ice. B) Water. C) Steam. D) All of them have equal kinetic energy. Show Answer Correct Answer: A) Ice. 6. Intermolecular forces are minimum in A) Solids. B) Liquids. C) Gases. D) All the above. Show Answer Correct Answer: C) Gases. 7. Assertion(A)-Liquids diffuse less easily as compared to gasesReason(R)-Intermolecular forces are greater in gases. A) Both A & R are true and R is the correct explanation of A. B) Both A & R are false. C) Both A & R are true and R is not the correct explanation of A. D) A is true but R is false. Show Answer Correct Answer: D) A is true but R is false. 8. Seema took a 100 ml beaker and filled half the beaker with water and marked the level of water. She dissolved some salt with the help of a glass rod and recorded water level again. A) The water level remains the same. B) The water level decreases. C) There is little increase in water level. D) The water level increases appreciably. Show Answer Correct Answer: A) The water level remains the same. 9. Which of following doesn't affect rate of evaporation A) Temperature. B) Insoluble heavy impurities. C) Wind speed. D) Surface area. Show Answer Correct Answer: B) Insoluble heavy impurities. 10. At higher altitudes A) Boiling point of liquid decreases. B) Boiling point of liquids increases. C) Does not affect at all. D) Melting point increases. Show Answer Correct Answer: A) Boiling point of liquid decreases. 11. ..... is the heat energy required to change 1Kg of a liquid to gas at atmospheric pressure at it's boiling point A) Latent Heat of Boiling. B) Latent Heat of Evaporation. C) Latent Heat of Condensation. D) None of the above. Show Answer Correct Answer: B) Latent Heat of Evaporation. 12. As the temperature rises, particles of matter move A) Fast. B) Slow. C) Not effected. D) None of them. Show Answer Correct Answer: A) Fast. 13. Volume of gas at particular temperature and at atmospheric pressure is 200ml. If the temperature remains constant and pressure increases up to 5 atm. What is the volume of gas will be A) 100. B) 500. C) 20. D) 40. Show Answer Correct Answer: D) 40. 14. Which of the following statement is not true regarding the characteristic of matter? A) Particles of a matter are randomly moving in all directions. B) Kinetic energy of the particles increases with a rise in temperature. C) Kinetic energy of the particles of all maters remains the same at a particular temperature. D) Particles of matter have intermolecular spaces and forces of attraction. Show Answer Correct Answer: C) Kinetic energy of the particles of all maters remains the same at a particular temperature. 15. In which state of matter are the particles arranged in the most ordered manner? A) Solids. B) Gases. C) Plasma. D) Liquids. Show Answer Correct Answer: A) Solids. 16. The state of matter which is found to be more stable at lower temperature: A) Gas. B) Liquid. C) BEC. D) Solid. Show Answer Correct Answer: D) Solid. 17. What is the term for the temperature at which a liquid turns into a solid? A) Boiling point. B) Freezing point. C) Sublimation. D) Melting point. Show Answer Correct Answer: B) Freezing point. 18. When 2-3 crystals of potassium permanganate are dissolved in water, the colour of water will be A) Green. B) Purple pink. C) Yellow. D) Blue. Show Answer Correct Answer: B) Purple pink. 19. Which of the following has highest kinetic energy? A) Particles of steam at 100 degree C. B) Particles of ice at 0 degree C. C) Particles of water at 0 degree C. D) Particles of water at 100 degree C. Show Answer Correct Answer: A) Particles of steam at 100 degree C. 20. Which of the following phenomena always results in the cooling effect? A) Sublimation. B) Evaporation. C) Melting. D) None of the above. Show Answer Correct Answer: B) Evaporation. 21. What is the chemical formula of Potassium Permanganate? A) KMNO $ _ {2} $. B) K $ _ {2} $ Many $ _ {2} $. C) K$_{2}$MnO$_{3}$. D) KMNO $ _ {4} $. Show Answer Correct Answer: D) KMNO $ _ {4} $. 22. Select the one that when used would be considered as best condition for liquification of a gas: A) Increasing the temperature. B) Decreasing the pressure. C) Increasing the pressure and decreasing the temperature. D) Decreasing the pressure and increasing the temperature. Show Answer Correct Answer: C) Increasing the pressure and decreasing the temperature. 23. Fusion is the process of change of A) Solid into gas. B) Solid into liquid. C) Gas into solid. D) Liquid into solid. Show Answer Correct Answer: B) Solid into liquid. 24. 0Celcius= ..... Kelvin A) 273.16. B) 343.10. C) 283.16. D) 273.61. Show Answer Correct Answer: A) 273.16. 25. The boiling points of diethyl ether, acetone and n-butyl alcohol are 35$^\circ$C, 56$^\circ$C and 118$^\circ$C respectively. Which one of the following correctly represents their boiling points in kelvin scale? A) 306 K, 329 K, 391 K. B) 308 K, 329 K, 392 K. C) 329 K, 392 K, 308 K. D) 308 K, 329 K, 391 K. Show Answer Correct Answer: D) 308 K, 329 K, 391 K. 26. What is the SI unit of mass of particle? A) GRAM. B) Milligrams. C) KILOGRAM. D) LITRE. Show Answer Correct Answer: C) KILOGRAM. 27. Which of the following cannot be considered a form of matter? A) Water. B) Atom. C) Electron. D) Cold. Show Answer Correct Answer: D) Cold. 28. CO$_{2}$ can be easily liquified and even solidified because- A) It is present in atmosphere. B) It has weak forces of attraction. C) It has comparatively more force of attraction than other gases. D) It has more intermolecular space. Show Answer Correct Answer: C) It has comparatively more force of attraction than other gases. 29. When water gets solidified into ice, then heat is: A) Absorbed. B) Evolved. C) First absorbed then evolved. D) Initially evolved then absorbed. Show Answer Correct Answer: B) Evolved. 30. If we keep cold drink bottle in freezer, what will happen? A) Cold drink bottle will break. B) Water will change into ice. C) CO$_{2}$ gas will get solidified. D) Nothing happens. Show Answer Correct Answer: A) Cold drink bottle will break. 31. Which of the following is most suitable for summer? A) Polyester. B) Silk. C) Cotton. D) Nylon. Show Answer Correct Answer: C) Cotton. 32. Which of the following statements is true for evaporation A) Applying temperature and gas can liquify gases. B) Larger the surface area, greater the rate of evaporation. C) Reverse sublimation is the direct change of gases to solids. D) Non of the Above. Show Answer Correct Answer: B) Larger the surface area, greater the rate of evaporation. 33. The process of evaporation causes: A) Heating. B) Cooling. C) Increase in temperature. D) None of these. Show Answer Correct Answer: B) Cooling. 34. Calculate the density of the object of mass of 40g and having volume of 80 m$^{3}$. at 45$^\circ$C. Also Convert the given temperature into Fahrenheit scale. A) Density = 0.005 Kg/m$^{3}$ ; Temp. = 113 $^\circ$F. B) Density = 0.0005 Kg/m$^{3}$ ; Temp. = 113 $^\circ$F. C) Density = 0.05 Kg/m$^{3}$ ; Temp. = 273 $^\circ$F. D) Density = 0.005 Kg/m$^{3}$ ; Temp. = 273 $^\circ$F. Show Answer Correct Answer: B) Density = 0.0005 Kg/m$^{3}$ ; Temp. = 113 $^\circ$F. 35. Which of the following is not correct regarding gases? A) Gases have large intermolecular spaces. B) Gases have weak tendency to diffuse. C) Gases exert pressure. D) Gases have weak intermolecular forces ofattraction. Show Answer Correct Answer: B) Gases have weak tendency to diffuse. 36. On converting 25$^\circ$C, 38$^\circ$C and 66$^\circ$C to kelvin scale, the correct sequence of temperature will be A) 298 K, 311 K and 339 K. B) 298 K, 300 K and 338 K. C) 273 K, 278 K and 543 K. D) 298 K, 310 K and 338 K. Show Answer Correct Answer: A) 298 K, 311 K and 339 K. 37. When 2-3 crystals of copper sulphate is added to a glass of water, the colour developed is A) Blue. B) Red. C) Green. D) Yellow. Show Answer Correct Answer: A) Blue. 38. In which of the following conditions, the distance between the molecules of hydrogen gas would decrease? A) Heating the container. B) Increasing the pressure on hydrogen in a closed container. C) Some hydrogen gas leaking out of container. D) Increasing the volume of the container of hydrogen gas. Show Answer Correct Answer: B) Increasing the pressure on hydrogen in a closed container. 39. The 'panch tatva' or five basic elements are air, water, fire, earth and ..... ? A) Sky. B) Animals. C) Moon. D) Trees. Show Answer Correct Answer: A) Sky. 40. Select the one that is not matter A) Water. B) Feeling of heat. C) Smoke. D) Humidity. Show Answer Correct Answer: B) Feeling of heat. 41. -20 degree celsius is equal to A) I am. B) Cut. C) 243K. D) Your bottom. Show Answer Correct Answer: A) I am. 42. Which of the following statements is true about liquids? A) They have a fixed shape and volume. B) They have a fixed shape but not a fixed volume. C) They have a fixed volume but not a fixed shape. D) They do not have a fixed shape or volume. Show Answer Correct Answer: C) They have a fixed volume but not a fixed shape. 43. Seema visited a Natural Gas Compressing Unit and found that the gas can be liquefied under specific conditions of temperature and pressure. While sharing her experience with friends she got confused. Help her to identify the correct set of conditions A) High temperature, low pressure. B) Low temperature, high pressure. C) Low temperature, low pressure. D) Hight Temperature, high pressure. Show Answer Correct Answer: B) Low temperature, high pressure. 44. Factors on which evaporation depends A) Surface area. B) Temperature. C) Humidity. D) All of the above. Show Answer Correct Answer: D) All of the above. 45. Do particles of matter attract each other A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 46. Which one among the followings has a fixed volume but no fixed shape? A) Kerosene. B) Carbon dioxide. C) Ice. D) Xenon. Show Answer Correct Answer: A) Kerosene. 47. Which of the following undergoes sublimation? A) Sodium chloride. B) Potassium chloride. C) Ammonium chloride. D) Ammonium sulphate. Show Answer Correct Answer: C) Ammonium chloride. 48. What factors reduces the rate of evaporation? A) Surface area. B) Humidity. C) Temperature. D) Wind speed. Show Answer Correct Answer: B) Humidity. 49. The temperature at which vapour pressure of liquid becomes equal to atmospheric pressure is called A) Melting point. B) Boiling point. C) Sublimation temperature. D) Ignition temperature. Show Answer Correct Answer: B) Boiling point. 50. Wet clothes dry up due to ..... process. A) Evaporation. B) Sublimation. C) Condensation. D) Boiling. Show Answer Correct Answer: A) Evaporation. 51. On Converting 38$^\circ$C And 66$^\circ$C To Kelvin Scale, The Correct Sequence Of Temperature Will Be A) 311 K and 339 K. B) 300 K and 338 K. C) 278 K and 543 K. D) 310 K and 338 K. Show Answer Correct Answer: A) 311 K and 339 K. 52. Which of the following is matter A) Air. B) Stone. C) Cloud. D) All of them. Show Answer Correct Answer: D) All of them. 53. Fog and clouds are examples of which type of mixture? A) Solution. B) Emulsion. C) Aerosol. D) Suspension. Show Answer Correct Answer: C) Aerosol. 54. The degree of hotness and coldness of any object A) Kelvin. B) MELTING POINT. C) TEMPERATURE. D) NONE OF THESE. Show Answer Correct Answer: C) TEMPERATURE. 55. 0 $^\circ$ C temperature is equal to: A) 0 K. B) 273 K. C) -273 K. D) 300 K. Show Answer Correct Answer: B) 273 K. 56. Which are highly compressible A) Solids. B) Liquids. C) Gases. D) All the above. Show Answer Correct Answer: C) Gases. 57. The arrangement of constituent particles is most ordered in A) Solid state. B) Liquid state. C) Gaseous state. D) All of these. Show Answer Correct Answer: A) Solid state. 58. When a solid is heated it's particles begin to vibrate with energy A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 59. Which of the following causes the temperature of a substance to remain constant while it is undergoing a change in its state? A) Latent heat. B) Lattice energy. C) Loss of heat. D) None of these. Show Answer Correct Answer: A) Latent heat. 60. Do you think particles of matter have spaces between them? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. Next →Related QuizzesScience QuizzesClass 9 QuizzesClass 9 Science Chapter 1 Matter In Our Surroundings Quiz 2Class 9 Science Chapter 1 Matter In Our Surroundings Quiz 3 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books