Revision and Review Test Questions Basic Technology JSS 3 First Term

Class: JSS 3
Subject: Basic Technology
Term: First Term
Duration: 1 Hour

Part A: Review and Revision – 20 FAQs with Answers

1. What is wood seasoning?
   • It is the process of drying wood to remove moisture.
2. Why do we process rubber?
   • To make products like tires and gloves.
3. What is a manufactured board?
   • It is a board made from compressed wood particles or fibers.
4. What is an isometric drawing?
   • It is a 3D drawing where angles are set at 30 degrees.
5. What is the purpose of varnish?
   • It protects wood from moisture and damage.
6. What are alloys?
   • Alloys are made by mixing two or more metals.
7. What is a blueprint?
   • It is a detailed drawing of a building plan.
8. Why is conversion important in wood processing?
   • It helps turn logs into boards.
9. What does a north arrow on a plan indicate?
   • It shows the direction of north.
10. What is the difference between 1st and 3rd angle projection?

• In 1st angle, the object is between the viewer and the plane; in 3rd angle, the plane is between the object and the viewer.

11. What is a floor plan?

• It shows the layout of rooms from a top view.

12. What is plastic molding?

• It is shaping plastic into products like bottles.

13. What does an elevation show?

• It shows the front or side view of a building.

14. What are ceramics made from?

• They are made from clay and sand.

15. Why is blueprint reading important?

• It helps workers understand how to build structures.

16. What is perspective drawing?

• It shows objects with depth, using a vanishing point.

17. What is the use of rubber?

• It is used to make tires and rubber bands.

18. What is oblique drawing?

• It shows objects at a 45-degree angle.

19. What is wood preservation?

• It protects wood from insects and rot.

20. Why are scale drawings important?

• They make large objects fit onto paper with accurate proportions.

Part B: Objective Questions – 20 Fill-in-the-Blank Questions with Options

1. A __________ board is made from wood particles.
   (a) Metal (b) Plastic (c) Manufactured (d) Alloy
2. __________ is the process of removing moisture from wood.
   (a) Conversion (b) Preservation (c) Seasoning (d) Molding
3. A __________ view shows the front of a building.
   (a) Floor plan (b) Section (c) Elevation (d) Isometric
4. An __________ drawing uses 30-degree angles.
   (a) Oblique (b) Orthographic (c) Isometric (d) Scale
5. Alloys are made by mixing __________.
   (a) Plastics (b) Metals (c) Wood (d) Rubber
6. A __________ shows the top view of a building layout.
   (a) Floor plan (b) Elevation (c) Section (d) Projection
7. __________ is used to protect wood from damage.
   (a) Varnish (b) Plastic (c) Glass (d) Alloy
8. __________ is a process used to shape plastic products.
   (a) Casting (b) Molding (c) Welding (d) Seasoning
9. A __________ arrow shows building orientation.
   (a) North (b) South (c) East (d) West
10. A __________ is made from clay and sand.
    (a) Plastic (b) Ceramic (c) Rubber (d) Glass
11. Which drawing uses vanishing points?
    (a) Orthographic (b) Isometric (c) Perspective (d) Scale
12. __________ drawings show multiple views of an object.
    (a) Perspective (b) Isometric (c) Orthographic (d) Oblique
13. __________ is used to make car tires.
    (a) Plastic (b) Rubber (c) Metal (d) Alloy
14. Which material is transparent and brittle?
    (a) Plastic (b) Glass (c) Rubber (d) Wood
15. __________ drawings reduce or enlarge objects.
    (a) Scale (b) Oblique (c) Isometric (d) Perspective
16. __________ helps protect wood from insects and fungi.
    (a) Paint (b) Varnish (c) Preservation (d) Alloy
17. __________ symbols are used to show electrical outlets.
    (a) Circle (b) Triangle (c) Square (d) Quarter circle
18. __________ is the process of turning logs into boards.
    (a) Seasoning (b) Conversion (c) Molding (d) Felling
19. __________ boards are stronger than natural wood.
    (a) Plastic (b) Manufactured (c) Rubber (d) Alloy
20. __________ helps builders read construction plans.
    (a) Blueprint reading (b) Scale drawing (c) Molding (d) Projection

Part C: Theory Questions – 20 Short Answer Questions

1. Define wood conversion.
2. What is the purpose of varnish?
3. Mention two uses of ceramics.
4. What is a manufactured board?
5. What is a north arrow used for?
6. How is plastic molded?
7. What is a blueprint?
8. Explain wood seasoning.
9. Draw an isometric view of a cube.
10. What is the difference between 1st and 3rd angle projection?
11. List two products made from rubber.
12. What is the purpose of a floor plan?
13. What are alloys made from?
14. Describe oblique drawing.
15. What is the use of rubber in transportation?
16. Why is blueprint reading important?
17. What is a ceramic?
18. What is an elevation?
19. How do we preserve wood?
20. Define perspective drawing.

Part D: True or False Questions – 20 Statements

1. Manufactured boards are made from wood particles. (True/False)
2. Glass is used to make car tires. (True/False)
3. A floor plan shows the layout of a building. (True/False)
4. Molding is used to shape plastics. (True/False)
5. Orthographic drawings show objects in 3D. (True/False)
6. Rubber is used to make tires. (True/False)
7. Seasoning helps reduce moisture in wood. (True/False)
8. Varnish is used to protect wood. (True/False)
9. A north arrow shows the position of windows. (True/False)
10. Perspective drawings use vanishing points. (True/False)
11. Elevation views show the top view of buildings. (True/False)
12. Alloys are made by mixing metals. (True/False)
13. Oblique drawings use 45-degree angles. (True/False)
14. Scale drawings reduce large objects. (True/False)
15. Blueprint reading is important for builders. (True/False)
16. Ceramics are made from sand and clay. (True/False)
17. Plastic is used to make windows. (True/False)
18. Conversion turns logs into boards. (True/False)
19. Orthographic projections show multiple views. (True/False)
20. Rubber products are brittle. (True/False)

Part E: Fill-in-the-Gap Questions (No Options)

1. __________ is used to protect wood.
2. An __________ shows a 3D view of an object.
3. __________ is made by mixing metals.
4. A __________ plan shows room layouts.
5. The __________ arrow shows building direction.
6. __________ is a brittle, transparent material.
7. __________ is used to shape plastic products.
8. A __________ drawing uses vanishing points.
9. __________ symbols show electrical outlets.
10. __________ helps reduce moisture in wood.
11. __________ drawings show the front or side of buildings.
12. A __________ reduces large objects to fit paper.
13. __________ boards are stronger than natural wood.
14. __________ is used to make car tires.
15. __________ reading helps workers understand building plans.
16. A __________ shows multiple views of an object.
17. __________ protects wood from insects.
18. __________ drawings use 45-degree angles.
19. A __________ product is made from rubber.
20. __________ turns logs into boards.

This revision guide ensures students are well-prepared for the final term assessment.