Basic Technology Examination Question for JSS1(Junior Secondary School)

Basic Technology Examination Question for JSS1(Junior Secondary School)

CLASS: JSS1       SUBJECT:  Basic Technology      TIME: 2 ½HOURS

Instructions:        Answer  all questions in SECTION A and FIVE questions in SECTION B. marks will be awarded to neatness in draftsmanship . Each question in Section A is followed by four options, choose the correct option for each question and shade the correct answer corresponding to the option you have chosen in your answer sheet.

SECTION A:

OBJECTIVES TEST

1. The application of a scientific know-how to solve societal problems is referred to as ______  Arts   B. Culture  C. Technology D. Drawing
2. The portion on the paper set aside for necessary information such as size, name of object, name and date of drawing is called the _________ A. Borderline Drawing space C. Title block  D. Information  table
3. For safety purpose a good workshop should have the following EXCEPT _____ A. A very smooth and tiled floor Adequate ventilation  C. Effective space allocation  D. Correct ceiling height
4. Which of the following is NOT a reason for studying technology?
5. Acquisition of skills B. Safety C. Pride  D. Self empowerment
6. Distance “P” in the sketch below measures ___________mm

A.22mm   B. 29mm  C. 0.26mm  D. 28.3mm

1. Protective clothes are worn in the workshop to ensure _____ to the workers Accident  B. Safety  C. Wetness  D. Fashion
2. Technological growth of any society encourages A. Dependency
3. White Collar jobs C. Industrial strike D. Self reliance
4. The polygon drawn below is referred to as _______
6. Heptagon Pentagon  C. Hexagon
7. Octagon
8. Which of the following is a good conductor of heat? A. Rubber
9. Copper C. Wood D. Ceramics
10. All of the following are engineering materials EXCEPT ______ A. Metal Ceramics  C. Air   D. Rubber
11. Which of these appliance does NOT belong to the group? A. Electric cooker Water heater   C. Electric fan  D. Electric iron
12. A car can be lifted by one of the following simple machines A. Wedge lever  C. Screwjack   D. Inclined plane
13. The property of metal that gives it shinny appearance is called ______ A. Ductility  Elasticity  C. Lustre   D. Malleability
14. The development of technology in any country requires a great deal of _____ A. political campaigns Interest, determination and hardwork  C. soicalamenities D. Cultural jamborees
15. The tool drawn below is a typical example of _____ tool
16. An alloy is defined as __________ A. The simplest form of a chemical reaction   Element  that are very reactive in nature  C. A combination of two or more metals   D. An electronic configuration of elements.
17. The triangle shown above is ________ A. equilateral Isosceless
18. Acute D. Scale
19. Which of these is NOT one of the safety rules for machine users?
20. Work only with properly guarded machines B. Switch off machine after use C. Distract a machine operator  D. Do not lean on running machine
21. On drawing sheet, all horizontal lines are drawn with _____ A. Set-squares Ruler   C. Tee-square  D. Compass
22. Circle and arcs are best drawn with _________ A. Set-squares
23. Drawing boards C. Compasses D. Protractor
24. The drawing instrument shown below is used for drawing______
25. Curve lines B. Horizontal lines
26. Zig-zag lines D. Long-short lines
27. Which of the following is regarded as safe working habit in the workshop A. Putting sharp edge tools in the pocket  Distracting a machine operator  C. Keeping tools carelessly  D. Avoiding congested working area
28. Class “A” fire agents are listed below EXCEPT one is not among the group Oil  B. Wood  C. Paper   D. Cloth
29. Which of these is a disadvantage of an under-developed technology
30. It saves time and energy B. It helps in economic growth C. It does thing manually  D. It makes life comfortable
31. A quadrilateral with all sides equal but no right angle is a ________
32. Cube B. Rhombus C. Square    D. Rectangle
33. Which of these devices is used to convert mechanical energy into electrical energy?  Table fan  B. Electric motor C. Electric lamp
34. Generator
35. The drawing instrument shown below is used for drawing __________
36. Curves B. Letters C. Angles  D. Circles
37. The construction carried out below demonstrates

31. bisection of line B. Perpendicular line
32. Bisection of angle D. Division
33. Which of the following is a product of developed technology? A. Broom Box-iron   C. Letter    D. Tricycle
34. The following are basic needs for development EXCEPT ____
35. Flowering plant B. Schools C. Hospitals   D. Bridges
36. Metals that contains iron are called _____ A. Lustre Ferrous
37. Aluminum D. Lead
38. Deciduous trees possess the following features EXCEPT ____ A. The seeds are enclosed in cases Broad leaves  C. Evergreen leaves
39. It has heavy heart wood

33. The part of the cross section of the tree trunk labeled “P” is referred to as ____ A. Medullary rays Sap   C. Cambium  D. Pith
34. The part of a tree that carries soap or moisture content is called ____ A. Root Pith  C. Back  D. Cambium
35. Which of the following is NOT an example of a coniferous tree? A. Pine Spruce  C. Whispering tree  D. Iroko
36. Walk, do not run in the workshop is a measure for _____ A. Load
37. Effort C. Safety D. Services
38. The attention given to machine to avoid major break is called ____ maintenance Preventive   B. Corrective  C. Predictive  D. Routine
39. A device that put off flames in case of fire outbreak in the workshop is called _____ A Tool box Extinguisher  C. Hose  D. Brittle
40. The act of care and attention given to machine for it to last longer is known as ___ A. Hauling Safety  C. processing  D. Maintenance
41. The best instrument in drawing practice for transferring measurement is called ______ A. Compass Tee-square   C. Ruler   D. A pair of divider
42. The following are examples of a drawing paper EXCEPT ___ A.
43. A3 C. A0 D. A4
44. One of these is NOT a first aid material Plaster  B. Hand gloves
45. Nails D. Cotton Wool
46. Which of the following is represented by the sketch of the simple machine shown below
    

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45. Knife Bottle opener   C. Scissors  D. Pliers
46. The simple machine below represents what class of level 1^st  B. 2^nd  C. 3^rd  D. O
47. An arrangement that makes work simple with less stress is called ____ A. Iron Hammer   C. Deciduous  D. Machine
48. The correct definition of mechanical advantage, M. A is ____ A. Load-effort Load + effort   D. Load  effort   D. Load x effort
49. The following are natural resources for transferring technology EXCEPT _____ A. Machine trees  C. Crude oil  D. Gold
50. An electric kettle has a body made of ______ A. Wood Alluminum  C. Steel  D. Rubber
51. The purpose of mechanical advantage in a machine is to ______
52. Avoid stress on the machine B. Check the efficiency of the machine C. reduce the strength of the machine  D. Increase damage on the machine
53. Brass is an alloy of _____ and _____ A. Copper, Zinc Bronze,  tin  C. Aluminium, lead   D. Tin, Silver

SECTION B: THEORY

Answer any five questions

 1a.     What is workshop safety?

1. Mention five safe working habit in the school workshop

2a.     Define the term technology?

1. Differentiate between developed and under-developed technology with one economic activity for each.

3a.     What is Mechancal advantage of a simple machine?

1. Explain the principle of operation of first and second order lever machine with one application each.

4a.     Describe an alloy?

1. List FOUR types of alloy

5a.     Define the term maintenance

1. List Three types of maintenance and explain each one

6a.     What is First Aid Treatment?

1. Calculate the mechanical advantage in a screwjack needed to lift a load 90kg with an applied effort of 15kg.