Third Term Examination Basic Technology JSS 3 (Basic 9) Mock Exam Questions
BASIC TECHNOLOGY THIRD TERM EXAMINATION JSS 3 (BASIC 3) MOCK EXAM QUESTIONS
DURATION – 2½
SECTION A- OBJECTIVES
INSTRUCTION – ATTEMPT ALL QUESTIONS IN THIS SECTION. ALL QUESTIONS CARRY EQUAL MARK
1. These are components of concrete materials except ______.
(a) cement
(b) sand
(c) gravel
(d) wood
2. ______ are vertical structure of a building used mainly for the enclosure of a building.
(a) Foundation
(b) Walls
(c) Floors
(d) Roofs
3. These are types of walls except ______.
(a) Cavity
(b) Thoracic
(c) Block
(d) Stone
4. These are materials used for making walls except ______.
(a) Stone
(b) Metal sheet
(c) Zinc
(d) Paper
5. ______ is the bottom horizontal surface of an enclosed space.
(a) Wall
(b) Floor
(c) Foundation
(d) Roof
6. The process of liberating electrons by the use of light energy is known as ______.
(a) Photoelectric emission
(b) Primary emission
(c) Secondary emission
(d) Thermionic emission
7. Which of these is not a component of cell phone hardware?
(a) Earpiece
(b) Keypad
(c) Mouse
(d) Antenna
8. Splitting of timber into usable sizes is known as ______.
(a) Preservation
(b) Conversion
(c) Seasoning
(d) Timbering
9. Gear drives are used to transmit ______.
(a) Power
(b) Force
(c) Energy
(d) Work
10. Pictorial drawing inclined at angle 300 to the horizontal plane is called ______.
(a) Isometric drawing
(b) Oblique drawing
(c) Orthographic drawing
(d) Perspective drawing
11. The type of energy possessed by a body at rest is ______ energy.
(a) Potential
(b) Kinetic
(c) Mechanical
(d) Nuclear
12. Preventive maintenance includes the following except ______.
(a) Lubrication
(b) Inspection
(c) Repair
(d) Cleaning
13. Which of these machines make use of air compressor?
(a) Pneumatic
(b) Hydraulic
(c) Windmill
(d) None of the above
14. The act of identifying and eliminating of problems of faults in machines is known as ______.
(a) Trouble shooting
(b) Fault detection
(c) Maintenance
(d) Repairing
15. Which of the following is not a metal work marking out tools?
(a) Inside caliper
(b) Scriber
(c) Divider
(d) Dot punch
16. Gear ratio can be used to determine the ______.
(a) Speed of rotation
(b) number of gears
(c) separation of gears
(d) type of gears
17. Thermionic emission is the process of emitting electrons by the use of ______.
(a) Heat energy
(b) Light energy
(c) Kinetic energy
(d) mechanical energy
18. These are types of wood joints except ______.
(a) Cross Having Joint
(b) Butt Joint
(c) Angle Lap Joint
(d) Head Joint
19. ______ is an opening in wall designed for the purpose of admitting light and air into an enclosed space.
(a) Window
(b) Wall
(c) Floor
(d) Foundation
20. There are ______ stages involved in the process of wood projects.
(a) 3
(b) 4
(c) 2
(d) 5
21. ______ soil is a mixture of sandy and clay soil with high proportion of organic matter.
(a) Loamy
(b) Sandy
(c) Peat
(d) Clay
22. These are properties of soil except ______.
(a) Cohesion of soil
(b) Consolidation
(c) Permeability of the soil
(d) Inelasticity of the soil
23. These are qualities of a good concrete except ______.
(a) Smooth
(b) Strong
(c) Durable
(d) Weak
24. There are ______ types of soil.
(a) 4
(b) 3
(c) 5
(d) 2
25. ______ is the number of cycles per second.
(a) Frequency
(b) Light
(c) Power
(d) Electricity
26. One of these is an importance of lubricants in gears except ______.
(a) Increasing operating temperature
(b) Reducing friction
(c) Causes wear and tear
(d) All of the above
27. Transmission of electricity at high frequency is done through ______.
(a) Electromagnetic wave
(b) Cables
(c) Poles
(d) Electromagnetic light
28. ______ is the force between two surfaces that are sliding or trying to slide across each other.
(a) Friction
(b) Lubrication
(c) Hydraulic
(d) Pneumatic
29. These are disadvantages of friction except ______.
(a) it causes wear and tear of machines.
(b) It slows down many processes.
(c) it decreases the life expectancy of making parts of vehicles.
(d) it enables us to work freely.
30. Quadrilaterals means ______.
(a) four
(b) five
(c) six
(d) eight
31. ______ is a non-conductor of electricity used to prevent the flow of electric currents.
(a) Wire
(b) Metal
(c) Insulator
(d) Conductor
32. All these are materials and equipment for electricity transmission except ______.
(a) Generator
(b) Switches
(c) Socket outlets
(d) Computer
33. One of these is used to lubricate friction.
(a) Grease
(b) Water
(c) Kerosene
(d) Petrol
34. All are types of doors except ______.
(a) Bull’s eye
(b) Sliding
(c) Revolving
(d) Folding
35. Cooling is produced in refrigerators by the principle of ______.
(a) Evaporation
(b) Radiation
(c) Condensation
(d) Convention
36. Which of these is used to protect the hand against electric shock?
(a) Leather glove
(b) Plastic glove
(c) Rubber glove
(d) Synthetic glove
37. Which of the following metals is used for making electric cables?
(a) Lead
(b) Silver
(c) Copper
(d) Steel
38. All these are types of saw except ______.
(a) Rip saw
(b) Fret saw
(c) Circular saw
(d) Hole saw
39. In an electric circuit, the flow of current is controlled by ______.
(a) Diodes
(b) Capacitors
(c) Resistor
(d) Transistor
40. The amount of power consumed by a house is measured by ______.
(a) Multi meter
(b) Watt hour meter
(c) Volt meter
(d) Galva meter
41. All are materials of DPC except ______.
(a) Asphalt
(b) Zinc
(c) Polythene sheet
(d) Concrete
SECTION B – FILL IN THE GAPS
42. Pentagon has how many sides? ______
43. ______ is the area of a Trapezium.
44. Ceramics are used for ______.
45. The angle that is greater than 1800 and less than 3600 is ______.
46. ______ is an example of driving tool?
47. ______ is the process of removing excess water content from timbers.
48. ______ is the process of applying chemicals on woods to protect it from insects attack.
49. ______ is the perimeter of a circle.
50. The amount of space enclosed within the boundary of a plane figure is known as ______.
SECTION C – THEORY
INSTRUCTION – ANSWER FOUR (4) QUESTIONS ONLY
QUESTION 1
A. What is maintenance?
B. State three types of maintenance.
QUESTION 2
A. Explain any two of the types of maintenance.
B. Define Metal machine.
QUESTION 3
A. Mention three drawing tools.
B. What is wood seasoning?
C. What is fault detection?
D. List four stages of wood processing.
QUESTION 4
A. State four components of electrical circuit.
B. What is wood preservation?
C. List five types of foundation?
D. State three types of doors?
QUESTION 5
A. What is wood work?
B. A polygon with 12 sides is called ______.
C. ______ is a polygon with 7 sides.
D. State three products of ceramics.