Junior WAEC Questions and Answers for 2024 Basic Technology PDF

The Junior WAEC, also known as the Basic Education Certificate Examination (BECE), is a pivotal moment in the educational journey of Nigerian students. As they prepare to transition from junior to senior secondary school, the Basic Technology paper stands as a compulsory and significant hurdle. In this comprehensive guide, we’ll delve into the types of questions you can expect in the 2024 Basic Technology examination and provide strategic answers to help you excel.

Understanding the Basic Technology Examination

Basic Technology is a subject that encompasses the practical application of scientific knowledge. It’s designed to equip students with the foundational skills necessary for understanding technological processes and systems. The examination typically covers a wide range of topics, including materials and their properties, energy, electronics, and technical drawing.

Exam Structure

The Basic Technology paper for the Junior WAEC is structured to test both theoretical knowledge and practical skills. Candidates will face 60 questions to be answered within a 2-hour timeframe. These questions are usually a mix of multiple-choice, fill-in-the-blank, and short-answer formats.

Sample Questions and Answers

  1. Malleability refers to the ability of a metal to be rolled, hammered, and bent without cracking. This property is crucial for metals used in construction and manufacturing.
    • Correct Answer: B. malleability
  2. The part of the tree from which timber is obtained is the stem. Timber is a versatile material used in building, furniture making, and more.
    • Correct Answer: D. stem
  3. The milky liquid extracted from the rubber tree is called latex. It’s the primary source of natural rubber, used in various products like tires and gloves.
    • Correct Answer: A. latex
  4. A notable property of ceramics is their brittleness. While ceramics are heat-resistant and durable, they can break under impact.
    • Correct Answer: A. brittleness
  5. Soft solder is an alloy commonly used to join metal parts together at lower temperatures than those required for welding.
    • Correct Answer: A. lead and tin
  6. Brass is an alloy known for its resistance to corrosion and electrical conductivity, making it ideal for fittings and musical instruments.
    • Correct Answer: D. zinc
  7. Plastic buckets are typically made using injection moulding, a process where molten plastic is injected into a mould to form the desired shape.
    • Correct Answer: C. injection moulding
  8. The art of creating ceramic products from clay is known as pottery. This ancient craft involves shaping and firing clay objects.
    • Correct Answer: C. pottery

What are Junior WAEC 2024 Questions and Answers Basic Technology

Junior WAEC 2024 Questions and Answers Basic Technology are the questions you should expect in your Basic Technology paper in 2024 BECE, together with their answers.

It is very important that every candidate preparing to sit for Basic Technology in the forthcoming 2024 BECE examination should catch a glimpse of these questions.

In so doing, they will know what to expect in the exam hall. Knowing exactly what to expect will boost their confidence and guarantee them a very high score.

Junior WAEC 2024 Basic Technology Questions and Answers Revealed!

On this page, we shall reveal Junior WAEC 2024 Questions and Answers Basic Technology for all candidates taking the Basic Technology paper.

How lucky you are to stumble upon this important page!

The questions are genuine and the answers are accurate, and all are a product of our passion to see you excel in your BECE and proceed to Senior Secondary School.

In the following sections, you will read the Basic Technology questions you are to expect in your 2024 Junior WAEC exam as well as their answers. You can use the comments section if you still need clarification over some of the questionsWe will give you a more detailed explanation.

BECE is a very serious and important examination. You will answer 60 questions in BECE Basic Technology 2024 within 2 hours. So it’s important that you pay attention to the information revealed on this page.

 

Junior WAEC 2024 Questions and Answers Basic Technology [Numbers 1 – 10]

1. The ability of a metal to be rolled, hammered and bent without cracking is
A. elasticity        B. malleability
C. ductility         D. brittleness

2. That part of the tree from which timber is obtained is called
A. branches        B. cambium
C. sap                 D. stem

3. The milky liquid from rubber tree is called
A. latex              B. natural
C. artificial         D. gum

4. This is a special property of ceramics
A. brittleness          B. conductivity
C. ductility              D. toughness

5. Soft solder is an alloy of
A. lead and tin
B. copper and tin
C. copper and zinc
D. zinc and lead

6. Brass is an alloy of copper and
A. aluminum             B. lead
C. steel                      D. zinc

7. Plastic buckets are made by the method of
A. vacuum forming
B. compression moulding
C. injection moulding
D. calendaring

8. The art of making ceramic products from clay is known as
A. forging          B. forming
C. pottery          D. processing

9. Which of these does NOT belong to the group?
A. araldite            B. evostick
C. soleg               D. superglue

10. These appliances convert electrical energy to heat energy EXCEPT electric
A. bulb                B. kettle
C. fridge              D. iron

Answers to Basic Technology Question Number 1 – 10

1.B   2.D   3.A   4.A   5.A   6.D   7.A   8.C   9.C   10.C

Junior WAEC 2024 Questions and Answers Basic Technology [Numbers 11 – 20]

11. This reduces the weight of timber and increases its strength.
A. conversion            B. felling
C. preservation         D. seasoning

12. The general name for plane figures with four straight sides it
A. quadrilateral        B. square
C. octalderon           D. rectangle

13. A year’s growth in a tree is called
A. bark               B. annual ring
C. pith                D. sandy

14. Which of the following soil types has the highest bearing capacity?
A. gravel              B. loam
C. clay                  D. sandy

15. The instrument used for cutting metals is called saw
A. back             B. coping
C. hack             D. panel

16. During concrete-mixing, the binding material is
A. cement           B. mortar
C. water              D. shovel

17. The positive charge in the nucleus of an atom is called
A. atom             B. electron
C. neutron         D. proton

18. Engineering soils are usually classified into cohesive and ….. soils.
A. gravel               B. non-cohesive
C. sandy               D. loam

19. A machine which uses a fulcrum to function is
A. lever            B. pulley
C. screw           D. wedge

20. The type of furnace for melting of non-ferrous metals is… furnace
A. reverberatory        B. blast
C. open hearth          D. basemer converter

Answers to Basic Technology Question Number 11 – 20

11.D   12.A   13.B   14.A   15.C   16.A   17.D   18.B   19.A   20.A

Junior WAEC 2024 Questions and Answers Basic Technology [Numbers 21 – 30]

21. Pulleys have grooves to engage the
A. chain            B. clutch
C. gear             D. rope

22. Which of these pencils is the hardest?
A. 2H             B. 5B
C. 3H             D. HB

23. Which of the following food items is stored in the open air?
A. Fruits              B. Grains
C. Kolanut          D. yam

24. Loading of large quantity of loose material at a time into a tipper is best achieved by use of
A. shovel              B. bulldozer
C. grader              D. pay loader

25. A device for storing large quantity of grain is known as
A. barn              B. basket
C. can                D. silo

26. Generally all machines require regular …… to function better.
A. greasing          B. maintenance
B. warning           D. cleaning

27. The angle that is more than 180° but less than 360° is called angle
A. acute              C. reflex
B. obtuse            D. right

28. In which order should the following occur?
1. Harvesting
2. Ploughing
3. planting
4. Storage
A. 1, 2, 3, 4          B. 3, 1, 2, 4
C. 4, 1, 2, 3          D. 2, 3, 1, 4

29. Friction generates ….. in machines.
A. heat           B. grease
C. oil              D. speed

30. Lines that never meet are called ….. lines.
A. broken         B. parallel
C. vertical         D. faint and thin

Answers to Basic Technology Question Number 21 – 30

21.D   22.C   23.D   24.D   25.B   26.B   27.C   28.D   29.A   30.B

Junior WAEC 2024 Questions and Answers Basic Technology [Numbers 31 – 40]

31. A material which offers resistance to the flow of electric current is known as
A. conductor           B. insulator
C. condenser           D. radiator

32. Which of these devices changes electrical energy to mechanical energy?
A. Motor             B. Generator
C. Battery           D. Transformer

33. One application of electromagnetic effect is in electric …..
A. bell
B. cooker
C. pressing iron
D. refrigerator

34. The engine crankshaft of a car performs …. motion.
A. rotary                B. linear
C. non-linear         D. drilling

35. The flow of electrons in a circuit is known as
A. current             B. power
C. resistance        D. voltage

36. In technical drawing, if the front elevation is followed by the plan, it is called …… angle projection.
A. first            B. second
C. third           D. fourth

37. Ammeter is used for measuring
A. current           B. power
C. resistance      D. voltage

38. One of the following instruments listed below is used for vertical and inclined lines.
A. tee-square        B. rule
C. compass           D. set-square

39. A current of 0.2A flows in a circuit with a resistance of 60 ohms, calculate the potential difference across the circuit.
A. 12V             B. 120V
C. 30V             D. 300V

40. Which method of food preservation is the most effective?
A. salting          B. canning
C. smoking       D. refrigeration

Answers to Basic Technology Question Number 31 – 40

31.B   32.A   33.A   34.A   35.A   36.A   37.A   38.D   39.A   40.B

Junior WAEC 2024 Questions and Answers Basic Technology [Numbers 41 – 50]

41. The S.I. unit for power is
A. ampere        B. joule
C. watt             D. volt

42. If a load of 20N is put in a machine with an effort of 5N, calculate the force ratio of the machine.
A. 4N           B. 100N
C. 15N         D. 2.5N

43. Any substance which produces heat when it burns is known as
A. gas                B. fuel
C. kerosene       D. petrol

44. In sheet metal work, shears and tin snips are used for
A. decorating
B. painting
C. cutting
D. bending and folding

45. The process of reducing friction in machines by use of oil and grease is known as
A. construction         B. fabrication
C. lubrication            D. reduction

46. Polyvinyl acetate (P.V.A.) glue is classified as
A. thermosetting type
B. thermostatic
C. contact
D. hardener

47. The tool used for producing circular holes on wood or metal is called a
A. chisel             B. drill
C. hammer        D. saw

48. The group of metals that is iron- based is called ….. metals.
A. carbon         B. non-carbon
C. ferrous         D. non-ferrous

49. One of the following is a driving tool.
A. chisel          B. punch
C. saw             D. vice

50. Which of the following is used for flattening and shaping the metal?
A. G-clamp              B. Anvil
C. Pipe Wrench       D. Twist drill

Answers to Basic Technology Question Number 41 – 50

41.C   42.A   43.B   44.C   45.C   46.B   47.B   48.D   49.B   50.B

Junior WAEC 2024 Questions and Answers Basic Technology [Numbers 51 – 60]

51. The tool for tightening and loosing nuts and bolts is known as
A. calipers              B. compasses
C. screw driver       D. spanner

52. The forging process, by which the thickness of a bar is increased at the expense of its length, is known as
A. bending          B. drawing down
C. twisting           D. upsetting

53. Force per unit area is known as
A. energy            B. power
C. pressure         D. work

54. Plane figures with more than four sides are generally called
A. polygons             B. prisms
C. quadrilaterals      D. trapezium

55. The type of energy harnessed by building a dam across a river is called
A. heat         B. nuclear
C. solar        D. tidal

56. Transistors are made of
A. conductor
B. insulators
C. semi-conductor
D. ceramics

57. The car battery converts ….. energy to electrical energy.
A. chemical           B. light
C. sound               D. mechanical

58. An instrument for smoothing furniture work is
A. abrasive          B. adhesive
C. joinery            D. bonding

59. The machine for tuning wood in the workshop is known as
A. band saw
B. rip saw
C. surface planer
D. wood lathe

60. Pasteurization is principally used for preservation of
A. milk               B. vegetable
C. onions           D. garri

Answers to Basic Technology Question Number 51 – 60

51.D   52.D   53.C   54.A   55.D   56.C   57.A   58.A   59.D   60.A

SECTION B: ESSAY

Answer ALL questions in this section.

1. (a) What is food storage?
(b) State three (3) various food storage methods you know.
(c) (i) Name three (3) various food preservation techniques.
(ii) Give an example of food that is preserved by each technique.

2. (a) What is work done?
(b) If a force of 10 Newtons moves a load through a distance of 24 meters, calculate the work done.

3. (a) Mention four (4) operating gases that could be used in a refrigerator. (b) What is the use of a thermostat in a refrigerator freezer and air conditioner?
(c) Define (explain) the following terms in technical drawing:
(i) Oblique
(ii) Pictorial drawing
(iii) Projection line
(iv) Outline
(v) Axis

(d) Why is the ammonia gas used mostly in the refrigerator?

4. A transformer has 400 volts as output voltage. If the primary and secondary windings are 40 and 50 turns respectively,
(i) What type of transformer is it?
(ii) Calculate the input voltage.

Junior WAEC 2024 Questions and Answers Basic Technology PDF Download

Here is junior WAEC 2024 questions and answers Basic Technology PDF download link for you: >>JSCE Basic Technology 2024<<

Preparation Tips

  • Review Past Questions: Familiarize yourself with the format and types of questions by reviewing past examination papers.
  • Understand Key Concepts: Focus on understanding the fundamental principles of Basic Technology rather than rote memorization.
  • Practice Regularly: Engage in practical exercises to reinforce theoretical knowledge.
  • Seek Clarification: Don’t hesitate to ask teachers or peers for explanations on topics you find challenging.

Conclusion

The Junior WAEC 2024 Basic Technology examination may seem daunting, but with the right preparation and understanding of the subject matter, you can achieve outstanding results. Utilize this guide as a starting point for your studies and remember to approach the exam with confidence and a clear mind.

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