This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Geography > Air > Class 7 Geography Chapter 4 Air – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Geography Chapter 4 Air Quiz 16 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the Taj Mahal's outer part made of? (What is the material?) A) White Stone. B) Mud. C) White Marble. D) Stone. Show Answer Correct Answer: C) White Marble. 2. Where do you have to put your hand luggage at the security check? Into a ..... A) Conveyor belt. B) X-ray. C) Plastic tray. D) The locker. Show Answer Correct Answer: C) Plastic tray. 3. What does haze endanger to people who have respiratory problems? A) Cough. B) Cold. C) Arteriosclerosis. D) Asthma attacks. Show Answer Correct Answer: D) Asthma attacks. 4. An Earth Science student observed the following weather conditions in Albany, New York, for 2 days. The first day was warm and humid with southerly winds. the second day, the temperature was 15 degrees cooler, the relative humidity had decreased, and wind direction was northwest. Which type of air mass most likely had moved into the area on the second day? A) Maritime polar. B) Continental tropical. C) Maritime tropical. D) Continental polar. Show Answer Correct Answer: D) Continental polar. 5. Which of these need air to move? A) Table. B) Kites. C) Pencil. D) None of the above. Show Answer Correct Answer: B) Kites. 6. An air mass classified as mT usually forms over what type of Earth surface? A) Warm water. B) Warm land. C) Cool land. D) Cool water. Show Answer Correct Answer: A) Warm water. 7. ..... is released into the air as a result of all burning. A) Oxygen. B) Nitrogen. C) Carbon dioxide. D) None of above. Show Answer Correct Answer: C) Carbon dioxide. 8. The surface temperature of Venus is A) 780$^\circ$C. B) 743$^\circ$C. C) 462$^\circ$C. D) 490$^\circ$C. Show Answer Correct Answer: C) 462$^\circ$C. 9. SUnburn occurs when your skin is exposed to harmful (a) rays A) Infrared. B) Radio. C) Magnetic. D) A. ultraviolet. Show Answer Correct Answer: D) A. ultraviolet. 10. Carbon Monoxide is a result of? A) Buring of waste. B) Combustion of carbonaceous fuels. C) CFCs. D) Oxides of nitrogen and sulfur. Show Answer Correct Answer: B) Combustion of carbonaceous fuels. 11. Under what conditions would a cloud form? A) High pressure. B) No pressure. C) Low pressure. D) Equal pressure. Show Answer Correct Answer: C) Low pressure. 12. Do you think, air has weight. A) No. B) Yes. C) All the above. D) None of the above. Show Answer Correct Answer: B) Yes. 13. Where do you collect your luggage after your plane lands? A) Luggage hall. B) Baggage hall. C) Baggage reclaim. D) Luggage collector. Show Answer Correct Answer: C) Baggage reclaim. 14. When air pressure is high, what type of weather do we experience? A) Sunny and clear. B) Rainy and cloudy. C) All the above. D) None of the above. Show Answer Correct Answer: A) Sunny and clear. 15. ..... gas is present in the largest quantity in the air. A) Nitrogen. B) Oxygen. C) Carbon. D) None of the above. Show Answer Correct Answer: A) Nitrogen. 16. When air is heavy and sinks what kind of pressure system is it? A) Low pressure system. B) High pressure system. C) All the above. D) None of the above. Show Answer Correct Answer: B) High pressure system. 17. Choose the WRONG option. A) Fresh air keeps us healthy. B) We should grow more plants. C) Plants help to keep the air fresh. D) Cutting of trees make air fresh and clean. Show Answer Correct Answer: D) Cutting of trees make air fresh and clean. 18. Fast and strong winds are called ..... A) Earthquakes. B) Breeze. C) Storm. D) Wind. Show Answer Correct Answer: C) Storm. 19. What is the instrument called that measures air pressure? A) Ruler. B) Barometer. C) Thermometer. D) Yard stick. Show Answer Correct Answer: B) Barometer. 20. Where is Atmosphere? A) Above earth. B) Below earth. C) Between earth. D) Inside earth. Show Answer Correct Answer: A) Above earth. 21. Which pressure system is connected with rainy weather? A) Low pressure system. B) High pressure system. C) All the above. D) None of the above. Show Answer Correct Answer: A) Low pressure system. 22. What are some ways to stop air pollution? A) If possible use fan instead of A.C. B) Walk if we are traveling a short distance. C) Avoid cracker during Diwali. D) All of the above. Show Answer Correct Answer: D) All of the above. 23. Which of the following is the second major gas that makes up the atmosphere, about 21%? A) Nitrogen. B) Oxygen. C) Carbon Monoxide. D) Carbon Dioxide. Show Answer Correct Answer: B) Oxygen. 24. The earth recieves ..... of the insolation at the upper atmosphere. A) 230, 000 maintained. B) 759, 000 maintained. C) 174, 000 maintained. D) 1, 000, 000 maintained. Show Answer Correct Answer: C) 174, 000 maintained. 25. True or False:Air has weight. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 26. Combustion is when a ..... reacts with oxygen A) Fuel. B) Fire triangle. C) Carbon dioxide. D) Petrol. Show Answer Correct Answer: A) Fuel. 27. Who named oxygen? A) Newton. B) Lavoisier. C) C.W.Scheele. D) Daniel Rutherford. Show Answer Correct Answer: B) Lavoisier. 28. If an air mass forms over an ocean it will be A) Dry. B) Cold. C) Wet. D) Warm. Show Answer Correct Answer: C) Wet. 29. What are the conditions on the moon? A) The moon has no air and no gravity as compared to Earth. B) The moon has air and weaker gravity as compared to Earth. C) The moon has no air and weaker gravity as compared to Earth. D) The moon has no air and stronger gravity as compared to Earth. Show Answer Correct Answer: C) The moon has no air and weaker gravity as compared to Earth. 30. Wet hair get dry in Sun because ..... A) Water turns into steam and goes in the sun. B) Steam turns into water. C) Steam turns into ice. D) Water turns into steam and goes in the air. Show Answer Correct Answer: D) Water turns into steam and goes in the air. 31. What helps the flight move faster? A) Shape and size. B) Colour and size. C) All the above. D) None of the above. Show Answer Correct Answer: A) Shape and size. 32. Increase in which gas is primarily responsible for increased global warming? A) Carbon dioxide. B) Methane. C) Water vapor. D) Nitric oxides. Show Answer Correct Answer: A) Carbon dioxide. 33. What type of air mass is cold, forms over the poles, and has high air pressure? A) Polar. B) Continental. C) Tropical. D) Maritime. Show Answer Correct Answer: A) Polar. 34. Cool air molecules take up A) More space. B) Less space. C) All the above. D) None of the above. Show Answer Correct Answer: B) Less space. 35. Which of the following is present in automobile exhaust? A) Mercury Oxide. B) Hydrogen Sulphide. C) Lead Oxide. D) All of the above. Show Answer Correct Answer: C) Lead Oxide. 36. Which gas is released in combustion? A) Carbon Dioxide. B) Nitrogen. C) Carbon monoxide. D) Oxygen. Show Answer Correct Answer: A) Carbon Dioxide. 37. Which weather condition will most likely occur when the atmospheric pressure in an area begins falling? A) Cold. B) Rainy. C) Sunny. D) Dry. Show Answer Correct Answer: B) Rainy. 38. Which kind of air should we breathe? A) Dirty. B) Clean. C) Dusty. D) None of the above. Show Answer Correct Answer: B) Clean. 39. Air moves toward the center of a ..... pressure system. A) High. B) Low. C) All the above. D) None of the above. Show Answer Correct Answer: B) Low. 40. Additional or extra increase in the average temperature of earth is called ..... A) Acid rain. B) Global warming. C) Photosynthesis. D) None of these. Show Answer Correct Answer: B) Global warming. 41. Explain the process of formation of warm fronts. A) Warm fronts form when warm air moves into an area of cooler air. B) Warm fronts form when the temperature remains constant in an area. C) Warm fronts form when there is no movement of air. D) Warm fronts form when cold air moves into an area of warm air. Show Answer Correct Answer: A) Warm fronts form when warm air moves into an area of cooler air. 42. How many states of matter are there? A) 7. B) 5. C) 3. D) None of the above. Show Answer Correct Answer: C) 3. 43. The gas which get reduced, through the process of photosynthesis, is ..... A) Ozone. B) Nitrogen oxide. C) Sulphur oxide. D) Carbon dioxide. Show Answer Correct Answer: D) Carbon dioxide. 44. As you go up a mountain air pressure ..... A) Increases. B) Decreases. C) Stays the same. D) None of the above. Show Answer Correct Answer: B) Decreases. 45. Expanding of balloon shows air ..... A) Supports burning. B) Has weight. C) Occupies space. D) None of the above. Show Answer Correct Answer: C) Occupies space. 46. Identify the EMSTPM:2562MPM:2532EMA:253 A) EMS 253. B) EMS:2562. C) EMS:0. D) EMS:30. Show Answer Correct Answer: C) EMS:0. 47. Mesopause is present between which layers of atmosphere A) Mesosphere and stratosphere. B) Mesosphere and thermosphere. C) Mesosphere and troposphere. D) None of the above. Show Answer Correct Answer: B) Mesosphere and thermosphere. 48. Where you collect your luggage on arrival, and there are usually carts for carrying heavy suitcases. A) Baggage drop off. B) VIP lounge. C) Customs. D) Baggage claim. Show Answer Correct Answer: D) Baggage claim. 49. Factories can send pollutants into the air A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 50. What air does not have? A) Have colour. B) Don't have shape. C) Don't have colour. D) None. Show Answer Correct Answer: A) Have colour. 51. Throwing the garbage ..... our environment. A) Change. B) Pollute. C) All the above. D) None of the above. Show Answer Correct Answer: B) Pollute. 52. ..... can make us sick. A) Vegetables. B) Germs. C) Fruits. D) Milk. Show Answer Correct Answer: B) Germs. 53. Till the middle of the 19th century, the amount of carbon dioxide was ..... A) 0.06%. B) 0.03%. C) 0.05%. D) 0.04%. Show Answer Correct Answer: B) 0.03%. 54. Which is hotter? A) Cities. B) VillagesTagstemperature. C) All the above. D) None of the above. Show Answer Correct Answer: A) Cities. 55. Which is the last layer of the atmosphere? A) Thermosphere. B) Stratosphere. C) Mesosphere. D) Exosphere. Show Answer Correct Answer: D) Exosphere. 56. Which of the following layers of the atmosphere is almost free from clouds. A) Troposphere. B) Stratosphere. C) Mesosphere. D) None of the above. Show Answer Correct Answer: B) Stratosphere. 57. What is global climate change? A) An unexplainable phenomenon. B) A world-wide change in weather patterns. C) A depletion of the ozone layer. D) An increase in storms in North Carolina. Show Answer Correct Answer: B) A world-wide change in weather patterns. 58. What percentage of air is made of nitrogen and oxygen? A) 70%. B) 99%. C) 78%. D) 21%. Show Answer Correct Answer: B) 99%. 59. Which is not a greenhouse gas A) Carbon dioxide. B) CFC. C) Methane. D) Ozone. Show Answer Correct Answer: D) Ozone. 60. Acid deposition would most likely result in which of the following? A) An increase in the pH of unbuffered water. B) An increase in buffering of lake water by sulfates. C) The death of species tolerant of low pH levels. D) The release of aluminum ions from soil. Show Answer Correct Answer: D) The release of aluminum ions from soil. ← PreviousNext →Related QuizzesGeography QuizzesClass 7 QuizzesClass 7 Geography Chapter 4 Air Quiz 1Class 7 Geography Chapter 4 Air Quiz 2Class 7 Geography Chapter 4 Air Quiz 3Class 7 Geography Chapter 4 Air Quiz 4Class 7 Geography Chapter 4 Air Quiz 5Class 7 Geography Chapter 4 Air Quiz 6Class 7 Geography Chapter 4 Air Quiz 7Class 7 Geography Chapter 4 Air Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books