This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Geography > Air > Class 7 Geography Chapter 4 Air – Quiz 19 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Geography Chapter 4 Air Quiz 19 (58 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The summer month lasts from ..... to ..... A) June to April. B) July to September. C) April to June. D) None of the above. Show Answer Correct Answer: C) April to June. 2. An ..... is a vehicle for traveling through the air, and includes lighter-than-air vehicles such as balloons and also vehicles without fixed wings, such as helicopters. A) Aircraft. B) Airlift. C) Aerodynamic. D) Aerostatic. Show Answer Correct Answer: A) Aircraft. 3. What is the average height of the troposphere? A) 3 km. B) 13 km. C) 6 km. D) 9 km. Show Answer Correct Answer: B) 13 km. 4. Air exert pressure A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 5. To reduce the air pollution, we should not use Compressed Natural Gas. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 6. The Montreal Protocol was passed in A) 1986. B) 1987. C) 1985. D) 1982. Show Answer Correct Answer: B) 1987. 7. What are the long-term effects of air pollution on the environment? A) Acid rain. B) Oil Spills. C) Too much food to eat. D) All of the above. Show Answer Correct Answer: A) Acid rain. 8. What type of wind is the northeast trade winds? A) Temporary winds. B) Seasonal windsTagstypes of winds. C) Local winds. D) Permenant winds. Show Answer Correct Answer: D) Permenant winds. 9. In mountainous and rainy areas, people build houses with ..... A) Sloping roof. B) Flat roof. C) None of the above. D) None of the above. Show Answer Correct Answer: A) Sloping roof. 10. How can wind be? A) Gentle. B) Strong. C) Both. D) None of the above. Show Answer Correct Answer: C) Both. 11. Which of the following locations would most likely receive acid deposition? A) A major city receiving its electricity from hydroelectric sources. B) A town downwind from a coal-fired power plant. C) A large lake downstream from a concentrated animal feeding operation. D) A stream flowing through agricultural land. Show Answer Correct Answer: B) A town downwind from a coal-fired power plant. 12. What does "a fully fastened seat belt" mean? A) A two ways ticket. B) That your sealt belt is full. C) That your sealt belt is in the right position. D) None of the above. Show Answer Correct Answer: C) That your sealt belt is in the right position. 13. Ozone layer is present in which layer of atmosphere A) Thermosphere. B) Biosphere. C) Stratosphere. D) None. Show Answer Correct Answer: C) Stratosphere. 14. How does the wind affect a hot air balloon flight? A) The pilot must use the wind currents to control the direction the balloons travels. B) The pilot must not care about the wind and how it controls the balloons travels. C) The pilot checks the wind and then flies. D) The wind doesn't affect a hot air balloon. Show Answer Correct Answer: A) The pilot must use the wind currents to control the direction the balloons travels. 15. What causes a disease known as Minamata? A) Cement. B) Lead. C) Dust. D) Mercury. Show Answer Correct Answer: D) Mercury. 16. Air occupies space. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 17. With it, we feel the air A) Sun. B) Rain. C) Wind. D) None of the above. Show Answer Correct Answer: C) Wind. 18. At what ideal height (min.) can Aeroplanes fly? A) 35000 feet. B) 10, 000 feet. C) 40000 feetTagslayers of atmosphereGK. D) 55, 000 feet. Show Answer Correct Answer: A) 35000 feet. 19. ..... pressure systems are characterized by rising air. A) High. B) Low. C) All the above. D) None of the above. Show Answer Correct Answer: B) Low. 20. When a plane is coming down from the air it is ..... A) Taking down. B) Landing. C) Going down. D) Taking off. Show Answer Correct Answer: B) Landing. 21. The air always moves from a ..... to a ..... A) High pressure area;low pressure area. B) High pressure;low pressure. C) Hot;coldTagsair pressure. D) High;low. Show Answer Correct Answer: A) High pressure area;low pressure area. 22. In the rubber glove, air is ..... from the fingers to the hand. A) Expands. B) Squeezed. C) Pumps. D) Pop. Show Answer Correct Answer: B) Squeezed. 23. ..... in rain can cause burning of the skin. A) Particle matter. B) Sulfuric acid. C) Nitrogen oxides. D) Lead. Show Answer Correct Answer: B) Sulfuric acid. 24. A rise in air pressure (high pressure) usually indicates A) Heavy Snows. B) Rainy Conditions. C) Fair Weather. D) None of the above. Show Answer Correct Answer: A) Heavy Snows. 25. A building at an airport divided into Arrivals and Departures (domestic and international flights) A) Customs. B) Gate. C) Airport terminal. D) Check-in desk. Show Answer Correct Answer: C) Airport terminal. 26. Acid rain can damage? A) Drinking water sources. B) Aquactic life. C) Architecture/Buildings. D) All options are correct. Show Answer Correct Answer: D) All options are correct. 27. A large display showing times and destinations of departing flights A) Departure board/screen. B) Boarding pass. C) Gate. D) Terminal. Show Answer Correct Answer: A) Departure board/screen. 28. Plants make food by the process of A) No, plants do not make any process. B) Photosynthesis. C) Respiration. D) None of the above. Show Answer Correct Answer: B) Photosynthesis. 29. Why could it be dangerous to exercise outside during high levels of air pollution? A) Exercise is bad for health. B) Deep breathing during exercise allows toxins further into the lungs. C) Pollutants can attack the fibre of clothes. D) Pollution makes surface slippery causing accidents. Show Answer Correct Answer: B) Deep breathing during exercise allows toxins further into the lungs. 30. Ozone layer protects us from ..... ? A) Sun Dust. B) Nebula rays. C) Venus heat. D) UV rays. E) None of the above. Show Answer Correct Answer: D) UV rays. 31. Is Air thin or thick? A) Yes its thick. B) Yes air is thin. C) Air is sometimes thick and ones thin. D) Air has no mass. Show Answer Correct Answer: A) Yes its thick. 32. One of a row of small cupboards above the seats on a plane where passengers can store things during a flight. A) Overhead locker. B) Baggage reclaim. C) Carousel. D) Departure lounge. Show Answer Correct Answer: A) Overhead locker. 33. Cold air mass that is carrying water is: A) Maritime polar. B) Continental tropical. C) Continental polar. D) Maritime tropical. Show Answer Correct Answer: A) Maritime polar. 34. What causes the dirty air? A) Smoke from factories. B) Birds. C) Trees. D) None of the above. Show Answer Correct Answer: A) Smoke from factories. 35. Taking in air is called ..... And taking out air is called ..... A) A) inalatioon b) exlaion. B) A) inhalation b) exlation. C) A) inhalation b) exhalation. D) None of the above. Show Answer Correct Answer: C) A) inhalation b) exhalation. 36. How are soot and dust bad for health? A) No, soot and dust are good for health. B) Soot and dust are solid particle. The enter our respiratory tract and lungs along with the air we inhale.And they may cause many respiratory problems. C) Soot and dust are solid particle. The enter our circulatory tract and lungs along with the air we inhale.And they may cause many respiratory problems. D) None of the above. Show Answer Correct Answer: B) Soot and dust are solid particle. The enter our respiratory tract and lungs along with the air we inhale.And they may cause many respiratory problems. 37. The ..... are hinged on the wings and move downward to push the air down and make the wing tilt up. A) Flaps. B) Fuselage. C) Ailerons. D) None of the above. Show Answer Correct Answer: C) Ailerons. 38. A strong wind is called A) Breeze. B) Blow. C) Storm. D) None of the above. Show Answer Correct Answer: C) Storm. 39. Tiredness felt by a person after a long flight across several time zones is called ..... A) Airplane ear. B) A long queue at the check-in counter. C) Overbooking of seats. D) Jet lay. Show Answer Correct Answer: D) Jet lay. 40. What can we do to reduce air pollution? A) Create wildfires. B) Use less energy, walk and ride bikes. C) Eat more meat to absorb toxins. D) Buy plants. Show Answer Correct Answer: B) Use less energy, walk and ride bikes. 41. What effect of air pollution causes millions of people to die each year? A) Stroke. B) Heart attack. C) Heart disease. D) All of the above. Show Answer Correct Answer: D) All of the above. 42. The wheels of a plane are called the A) Landing gear. B) Wheels. C) Fuselage. D) None of the above. Show Answer Correct Answer: A) Landing gear. 43. All living things need air. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 44. Before you board the plane you go through a designated ..... A) Gate. B) Hook. C) Path. D) Door. Show Answer Correct Answer: A) Gate. 45. Fewer molecules further apart, means density is: A) High. B) Low. C) All the above. D) None of the above. Show Answer Correct Answer: B) Low. 46. ..... fronts bring on steady (or light) rain or snow that may last for a few days A) Warm. B) Cold. C) All the above. D) None of the above. Show Answer Correct Answer: A) Warm. 47. What helps the wet clothes to get dry? A) Air. B) Rain. C) Snowfall. D) None of the above. Show Answer Correct Answer: A) Air. 48. When we sneeze we must cover our mouth with a ..... A) Saree. B) Hanky. C) All the above. D) None of the above. Show Answer Correct Answer: B) Hanky. 49. Insects breathe with the help of ..... A) Lungs. B) Gills. C) Spiracles. D) None of the above. Show Answer Correct Answer: C) Spiracles. 50. What makes objects fall to the earth A) Gravity. B) Wind. C) Force. D) Air Pressure. Show Answer Correct Answer: A) Gravity. 51. The following ailments are long-term effects of air pollution EXCEPT A) Heart disease. B) Lung cancer. C) Headaches. D) Emphysema. (hardening of lungs). Show Answer Correct Answer: C) Headaches. 52. Which of the following pH measurements of rainwater would indicate acid precipitation/rain? A) PH 7.3. B) PH 9.6. C) PH 6.0. D) PH 4.1. Show Answer Correct Answer: D) PH 4.1. 53. Where is air pressure the greatest? A) At Earth's surface. B) On a mountain. C) Outer space. D) In an airplane. Show Answer Correct Answer: A) At Earth's surface. 54. A cP air mass is a A) Polar Maritime. B) Tropical Continental. C) Arctic Continental. D) Polar Continental. Show Answer Correct Answer: D) Polar Continental. 55. Look at the picture under paragraph 4 from the selection.This picture helps the reader understand- A) How air in a balloon is heavier than a balloon without air in it. B) The myth that air has weight is solved. C) Where to find balloons. D) The chairs are not the same size. Show Answer Correct Answer: A) How air in a balloon is heavier than a balloon without air in it. 56. Which is called dry ice A) Nitrogen. B) Oxygen. C) Magnesium. D) Carbon dioxide. Show Answer Correct Answer: D) Carbon dioxide. 57. Where would you find a tropical maritime air mass? A) Over the ocean, near the poles. B) Over a continent, near the poles. C) Over the ocean, near the equator. D) Over a continent, near the equator. Show Answer Correct Answer: C) Over the ocean, near the equator. 58. What pollutes the air A) Pollutantants. B) Air. C) Pollutiontants. D) Pollutants. Show Answer Correct Answer: A) Pollutantants. ← PreviousRelated 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