Question 7
(a) State four uses of plywood in carpentry and joinery.
(b) Sketch a cross-section of a five-ply plywood and label two parts.
(c) Make an exploded pictorial sketch of a long and short shoulder mortise and tenon joint.
Observation
Few candidates were able to:
- state four uses of plywood in carpentry and joinery.
- sketch a cross-section of a five-ply plywood and label two parts.
However, most of them failed to:
- make an exploded pictorial sketch of a long and short shoulder mortise and tenon joint.
The expected response to question 7 is as given below:
7. (a) Uses of plywood in carpentry and joinery:
- construction of ceiling;
- construction of partition;
- construction of wall panelling;
- construction of wardrobes;
- construction of flush doors/panel doors;
- construction of formworks;
- construction of furniture.
(b) Sketch of a cross-section of a five-ply plywood:
(c) An exploded pictorial sketch of a long and short shoulder mortise and tenon joint: