Basic Technology Mock Exam for JS3 – part 1

1. Hydraulic systems are also categorized under ______________. (a) submarine systems (b) helicopter systems (c) caterpillar systems   (d) pneumatic systems 

2. An electric circuit is an arrangement of conductors for the purpose of carrying _____ . (a) wood (b) crops (c) food (d) current 

3. _____________ is the molecular force resulting when two materials are brought into close contact with each other. (a) Conflict (b) Havoc (c) Sadness (d) Abrasion

4. The vertical force acting downward against a flying object is the ____________ of the object. (a) weight (b) thrust (c) faith (d)weight 

5. Excavation can be done manually or by the use of________. (a) machines (b) fingers (c) teeth (d) wood 

6. ___________ is the part of a building which is in direct contact with the ground. (a) Porsche (b) Enclave (c) Wedge (d) Foundation 

7. Both ___________ are effective when air moves round an object. (a) Jack and Jill (b) lift and drag (c) jump and carry (d) swim and dive 

8. A _________ is the wheel on which a belt runs. (a) road (b) pulley (c) motor (d) barrow 

9. Belts are made of _______ and materials whose length and nature change with temperature. (a) wood (b) rubber (c) plastic (d) metal 

10. Chains are made of ______ . (a) wood (b) rubber (c) plastic (d) metal 

11. Air in motion is known as _________.(a) surf (b) wind (c) wave (d) ripple 

12. An electric circuit diagram is a schematic diagram in the sense that______________. (a) visual arts is a simple subject (b) electricity is more dangerous than water (c) symbols are used to depict various components of an electric circuit (d) electricians are smarter than other people 

13. _______ can be used as roofing sheets and pipes. (a) Plastics (b) Wood (c) Ceramic (d) Plywood 

14. _____ is a transparent substance (a) Glass (b) Plywood (c) Rubber (d) Softwood 

15. Which of the following materials breaks easily? (a) Wood (b) Ceramic (c) Metal (d) Rubber 

16. What are gravels? (a) small stones which, when mixed with cement and sand plus water becomes concrete. (b) small stones for killing lizards (c) small stones to decorating gardens (d) colourful stones found in museums 

17. What type of circuit is shown below? (a) Season circuit (b) Series circuit (c) Perpendicular circuit (d) Parallel circuit 

18. The horizontal force which pushes the object forward is called the ________ (a) thrust (b) trust (c) faith (d) weight 

19. To lubricate means to apply ____________ in order to reduce friction, heat, and wear and tear. (a) cream (b) fat (c) lubrication (d) gum 

20. The following are materials for building traditional houses except _______________. (a) mud (b) clay (c) leaves (d) glass 

21. We can get metals from __________. (a) Timber (b) bamboo (c) Iron Ore (d) blood 

22. _______________ Motion is moving backwards and forwards or up and down in a straight line. (a) Moving (b) Vulcanizing (c) Hibernating (d) Reciprocating 

23. _______________ is moving in a straight line, such as a paper trimmer. (a) Linear motion (b) Brushing motion (c) Hibernating motion (d) Long motion 

24. The pulley to which power is carried is called the_______________. (a) driven pulley (b) driver pulley (c) drove pulley (d) drived pulley 

25. _____ is the ability of a metal to be melted when heated until it becomes liquid. (a) Conductivity (b) Tenacity (c) Ductility (d) Toughness 

26. _____ is one of the easiest engineering materials to install. (a) Timber (b) Metal (c) Zinc (d) Silicon 

27. _____ refers to how thick a piece of wood is. (a) Density (b) Breadth (c) Depth (d) Affordability 

28. When in doubt of how a machine works, always _____ . (a) ask  (b) guess how it works (c) play with the machine (d) sleep on it 

29. The following are building materials ­EXCEPT _____. (a) sand (b) cement (c) air (d) glass 

30. Why is cement a binding agent? (a) it holds sand and water together for concrete, plastering and mortar (b) it binds spiritual buildings (c) it is soft (d) it can be used as play toys for children 

31. Which of the following persons DO NOT use Technical Drawing? (a) Accountant (b) Engineer (c) Architect (d) Draughtsman 

32. Which of the following IS NOT a use of wood? (a) for making furniture (b) for making floors (c) for making aircrafts wheels (d) for making sport equipment 

33. ______ looks like a trapezium but no side is parallel at all. (a) kite (b) Trapezoid (c) Square (d) Rectangle 

34. How many internal angels does a quadrilateral have? (a) 460° (b) 260° (c) 360° (d) 160° 

35. Which of the following materials is best for making gates and fences? (a) Metal (b) Wood (c) Glass (d) Plastic 

36. Which of the following items is made using ceramics? (a) Standing fan (b) Tea Cup (c) Laptop (d) car seat 

37. The following professionals can be seen on a building construction site EXCEPT ________. (a) Plumber (b) Bricklayer (c) Caterer (d) Electrician 

38. A ________ is used for measuring angles. (a) Protractor (b) Pair of compass (c) scale rule (d) French curve 

39. What is the name of a polygon with 8 sides?

(a) Plentygon (b) Ninogon (c) Octagon (d) Hentagon 

40. A/an _________ polygon does not have equal sides and angles. (a) regular (b) irregular (c) rough (d) quadrilateral 

41. A ______ has its opposite sides equal. (a) Triangle (b) Rectangle (c) Circle (d) Rhomboid 

42. Which of the following is the shape of a soccer field? (a) Triangle (b) Circle (c) Rectangle (d) Rhomboid 

43. A _____ saw is a machine used to cut curves and straight lines in thick and thin pieces of wood. (a) Band (b) Sand (c) Cutter (d) Hammer 

44. _________ is the TD instrument on which drawings are made. (a) Tee-square (b) Drawing board (c) Set-square (d) divider 

45. Which of the following items IS NOT a drawing material? (a) A4 paper (b) A3 paper (c) HB pencil (d) Tracing paper 

46. What language is used by architects, engineers and draughstmen to communicate ideas? (a) French (b) English (c) Technical Drawing (d) Shorthand 

47. Plaster of Paris (P.O.P) is made using _______. (a) Ceramic (b) Metal (c) Wood (d) Glass 

48. A plain shape bounded by five straight sides is called ______ (a) Decagon (b) Hexagon (c) Nonagon (d) Pentagon 

49. A quadrilateral with all its sides equal but no right angle is called _____. (a) Square (b) Rhombus (c) Rectangle (d) No idea 

50. The surface planner cuts how many sides at once? (a) 1 (b) 2 (c) 3 (d) 4 

51. What does ‘X’ in the diagram below represent? 

Basic Technology, BECE, WAEC, NECO, Education, Precious Ikpoza, Nigeria, Mock Exam, Lagos, Secondary, diagonal

(a) Length (b) Across (c) Diagonal (d) Perimeter 

52. Angles are measured in _________. (a) metres (b) litres (c) degrees (d) ampere 

53. What does it mean to bisect a line? (a) to design the line (b) to erase the line (c) to divide the line into two equal parts (d) to break the line into pieces 

54. What is the name of the shape shown below? 

Basic Technology, BECE, WAEC, NECO, Education, Precious Ikpoza, Nigeria, Mock Exam, Lagos, Secondary, rhombus

(a) kite (b) square (c) four angles (d) rhombus 

55. A/an _________ is the shortest distance between two points. (a) angle (b) diameter (c) straight line (d) arc 

56. Which of the following tools is not needed when constructing a hexagon? (a) compass (b) pencil (c) biro (d) ruler 

57. The following are TD instruments except _______ (a) tee-square (b) French curve (c) tea-square (d) set-square 

58. A ___________ is a parallelogram which has all its sides equal. (a) rectangle (b) trapezium (c) trapezoid (d) rhombus 

59. The _________ is used to make holes in wood. (a) drill press (b) thicknesser (c) circular saw machine (d) surface planer 

60. What is the name of the shape shown below? 

(a) kite (b) square (c) four angles (d) rhombus 

61. ______ of each appliance should be studied properly so as to prevent wrong or dangerous usage. (a) Manuals (b) Constitutions (c) Verses (d) Laws 

62. Which of the following is a good method of maintenance? (a) killing (b) breaking (c) replacing faulty parts (d) replacing good parts 

63. The body of a tree which has not been felled (cut down) is called ____ (a) standing timber (b) happy tree (c) full tree (d) healthy tree 

64. ______ is the process of cutting and sawing timber into commercial sizes. (a) Conversion (b) Seasoning (c) Clearing (d) Polishing 

65. A metal which does not contain iron is called ______ iron. (a) ferrous (b) nonferrous (c) fulcrum (d) weak 

66. Which of the following is a medical science? (a) Management (b) banking and finance (c) Pharmacy (d) Crop production 

67. The following are renewable sources of energy EXCEPT ______ . (a) Sun (b) river (c) coal (d) wind 

68. What two factors can determine the success in any technology occupational career? (a) happiness and lots of money (b) obedience and indolence (c) natural and developed abilities and interest/drive (d) any of the above 

69. Air flow can be generated by the following EXCEPT _______ (a) fan (b) bellow (c) pipe (d) pump 

70. The under-developed technology used for farming employs the following EXCEPT _____ . (a) rake (b) hoe (c) fertilizer (d) cutlass                

71. Thermionic emission is also known as _____ (a) primary emission (b) secondary emission (c) tertiary emission (d) cold-cathode emission 

72. When is preventive maintenance carried out on a machine? (a) before the machine breaks down (b) after the machine had broken down (c) when the machine is about to be sold (d) when the machine is smoking 

73. The following are electrical appliances EXCEPT ______ . (a) Television (b) fan (c) plug (d) radio 

74. The following are preventive maintenance processes EXCEPT ______. (a) repair (b) inspection (c) lubrication (d) adjustment of parts 

75. The following are used for interior floor finishing in building except ______ . (a) aluminium tiles (b) terrazzo (c) rubber tiles (d) P.V.C. tiles 

76. Our electrical appliances at home and office require ____ energy to function. (a) electrical (b) mechanical (c) solar (d) heat 

77. A _________ is the cover at the top of a building. (a) door (b) roof (c) solar (d) chimney 

78. An octagon is a plane figure having _______ number of sides (a) 10 (b)8  (c) 7 (d) 6 

79. Energy from water is known as ____ . (a) Hydro (b) Thermal (c) Electricity (d) Ocean 

80. An architectural blueprint is a detailed technical drawing showing all the technical details of a ______. (a) building (b) car (c) city (d) space shuttle 

81. The following are examples of roof EXCEPT _______________. (a) couple roof (b) spinster roof (c) flat roof (d) lean-to roof 

82. The tool used for taking out nails in woodwork is called ______ . (a) Clamp (b) spokeshave (c) chisel (d) pincer 

83. _______ are used to support the common rafters. (a) gazebo (b)  Purlins (c) parajana (d) cement 

84. Preservation is the process of applying ____ on wood to prevent insect and fungi attack. (a) salt (b) Chemicals (c) oil (d) poison 

85. ___________ are blemishes in timber that reduce the quality or utility value of timber. (a) Designs (b) Water vapor (c) Aesthetic (d)  Defects 

86. The following are branches of Engineering EXCEPT _____ (a) Civil engineering (b) Carpentry (c) Plumbing (d) Banking 

87. ______ involves the careful planning and systematic actualization of one’s general course of action or conduct in life as regards his/her chosen future profession or occupation. (a) Career planning (b) Fortune telling (c) Praying (d) Reading 

88. Timbers should be felled during ___ because during this season the wood sap is reduced and is least active. (a) dry season (b) rainy season (c) snow season (d) Tsunami season 

89. Radio frequencies can be generated by means of ______ . (a) oscillators (b) transistors (c) microphone (d) speakers 

90. Which of the following is not an example of fuel? (a) charcoal (b) natural gas (c) saw dust (d) Oxygen gas 

91. A _____ is a person skilled at drawing engineering or architectural plans. (a) Pilot (b) Mason (c) Carpenter (d) Draughtsman 

92. In which of the following operations is wearing of goggle necessary? (a) threading (b) cutting (c) grinding (d) drilling 

93. Inflammable gases should be sealed properly so as to avoid ___________ (a) gas poison (b) fire outbreak (c) electrocution (d) house heating 

94. An architect is the professional specialist who _______. (a) who teachers bricklayers (b) fixes electrical accessories inside a building (c) paints a building (d) designs building plans 

95. Irregular lines and curves are drawn with _____. (a) ruler (b) French curve (c) try square (d) T-square 

96. A concrete cast at the point of use is known as _____ . (a) cast in situ (b) precast (c) column (d) beam 

97. The following are materials for roofing a house EXCEPT ______ . (a) zinc (b) timber (c) copper sheets (d) 

98. The following are parts of a building plan EXCEPT ______ . (a) elevations (b) sections (c) floor plans (d) site plan 

99. _____ symbols include kitchen sinks, bath, water closet and drainage. (a) Mechanical (b) Sewage (c) Electrical (d) Structural 

100. _____________ is a scheduled care or maintenance of pieces of equipment. (a) Systematic maintenance (b) Periodic maintenance        (c) Smart maintenance (d) Annual maintenance

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