AP 7th Science Mock Test 2023 For Chapter – 8 : “ Air, Winds and Cyclones ” Online Practice Test

1. In India,cyclones usually occur in the months of .....................

2. One  of the following  doesn't depend on air pressure.

3. Air exerts pressure.

4. One of the following plays an important role in the formation on of storms.

5. Uneven heating on the earth causes............movements.

6. Air around us exerts ................

7. At night , the land cools ______ than the sea .

8. In India , more cyclones tend to occur on the ______ side .

9. The quantity of water vapour present in the air is called

10. Air moves from a region of _____ pressure to a region of _____ pressure .

11. Which of the following is a correct hypothesis to state that it is going to rain?

12. Find the odd one out

13. Air expands on _______

14. The instrument that measures wind speed is _______

15. Injection syringe works with the helpof

16. When you press the rubber bulb of the ink filter ______ it it .

17. Meteorologists measure the wind speed using ______

18. Humidity is measured by using an instrument called ______

19. In which sea or ocean do more cyclones occur ?

20. In 2004, tsunami occured in ______

21. Find out the missing part in the given figure ?

22. Where does pressure exert in the given picture ?

23. Given picture shows

24. Given picture shows

25. Which of the given statements is best to explain why the card board does not fall ?

26. What does the diagram indicates ?

27. The time period of reverse flow of monsoon ______

28. ________ are a form of violent storms on Earth.

29. Which of the following is not affected in not affected by a difference in air pressure ?

32. IMD stands for _______

33. Choose the correct statement

34. The moving air in _______ direction is called wind.

35. Air contracts on _______ .

36. Water vapour gets _______

37. Warm air gets _______

38. Cool air gets _______

39. When warm air rises up then pressure at that place is ______ .

40. When cool air sink towards the earth's surface, then pressure at that place is ______ .

41. Uneven heating on the earth causes ______ .

42. Cyclone may be caused due to wing travelling at ______ speed due to difference in air pressure .

43. It is easy to study cyclones with the help of advanced technology like __________ .

44. The greater the difference in pressure, the  air moves ______ .

45. Air moves from _______ to _______ .

46. The moving air is called _______ .

47. Winds are generated due to ______ on the earth .

48. The principle in this statement is __________ .
When air is pumped into the car tyres or bicycle tyres, the tyres become bulged and hard to touch .

49. The principle in this statement is __________ .
During cyclones the roof tops of houses blow away due to the pressure exerted by heavy winds .

50. Why do ventilators kept at roof while constructing home ?

51. Why holes are made in banners and hoardings hanging in the open ?

52. In winter, the winds flow from _______ to ________ .

53. In sumer, the winds flow from _______ to ________ .

54. To make anemometer we need following apparatus

55. We don't need this apparatus to make anemometer

56. Number of rotations per minute  in an anemometer will give _______ .

57. What do the following picture indicates ?

58. India is in ______ region .

59. Tropical cyclones are like giant engines that use _______ as fuel .

60. Satellite images of cyclones help us _________ .

61. As warmed moist air rises and cools off, the water in the air forms _______ .

62. When we keep cotton balls at the mouth of a glass bottle and try to blow the ball into the bottle. What will happen ?

63. When we keep cotton balls at the mouth of a glass bottle and try to blow the ball into the bottle it comes out due to _______

64. What is the use of 'X' in the following figure ?

65. What is the figure name ?

66. What is the use of 'X' in the following figure ?

 

67. What is the experiment performing in the figure ?

68. Which of the following depend on air pressure ?

69. Air doesn't exerts pressure in _____

70. What is the experiment performing in the figure ?

 

71. What happens to the cup moves upwards in this figure ?

72. What happens to the cup moves downwards in this figure ?

73. The scientists measuring wind speed are called _______

74. Which one is lighter ?

75. Which one is heavier ?