1|Page
CSA O86 Wood Design Standards Exam Practice
Questions And Correct Answers||Verified Exam!!!
(Verified Answers) Plus Rationale 2026/2027 Q&A|
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What is timber? [1 mark] - Answer-A wood that has come
from a tree trunk that has been dried and cut into planks.
What is a hardwood? [3 marks] - Answer-- Comes from a
tree with broad leaves.
- Comes from a deciduous tree.
- Takes longer to grow than softwoods.
Why are hardwoods more expensive than softwoods? [1
mark] - Answer-- Take much longer to grow.
Compare oak to mahogany, list their advantages and
disadvantages [6 marks] - Answer-Oak:
Advantages:
- Strong
- Durable
- Attractive grain
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Disadvantages:
- Corrodes iron/steel
- Hard to work with
Mahogany:
Advantages:
- Attractive grain
- Easy to work with
Disadvantages:
- Expensive
- Rarer.
- Oil it produces may cause rashes.
What 2 woods would you use for model making? Why [4
marks] - Answer-- Balsa:
*Lightweight
*Easy to cut
- Jelutong:
*Even, closed grain structure makes it easy to
cut/shape.
,3|Page
Which hardwoods are susceptible to rot and insect
attacks? [2 marks] - Answer-- Birch
- Ash
List 3 advantages and 2 disadvantages of beech [5 marks]
- Answer-Advantages:
- Tough wood
- Does not crack/split
- Hard
Disadvantages:
- Expensive
- Not resistant to moisture
What hardwood is often used as veneer? [1 mark] -
Answer-Birch
What is a softwood? [3 marks] - Answer-Wood that
- has needles and cones
- has a lower density/growth time than hardwood
- is most commonly an evergreen.
, 4|Page
What two softwoods would be used for outdoor
equipment? Why? [3 marks] - Answer-- Larch
-Cedar
- Oil makes it water-proof
What disadvantage do both cedar and larch share? -
Answer-Expensive
Why is pine used more frequently than other softwoods for
interior construction? [5 marks] - Answer-- Very durable
- Easy to work with
- Quite cheap
- Reasonably strong
- Lightweight
What is one disadvantage of pine? [1 mark] - Answer-Can
wrap/crack/splinter more than some other woods.
What are two disadvantages of cedar compared to pine? -
Answer-- More expensive
CSA O86 Wood Design Standards Exam Practice
Questions And Correct Answers||Verified Exam!!!
(Verified Answers) Plus Rationale 2026/2027 Q&A|
Instant Download Pdf
What is timber? [1 mark] - Answer-A wood that has come
from a tree trunk that has been dried and cut into planks.
What is a hardwood? [3 marks] - Answer-- Comes from a
tree with broad leaves.
- Comes from a deciduous tree.
- Takes longer to grow than softwoods.
Why are hardwoods more expensive than softwoods? [1
mark] - Answer-- Take much longer to grow.
Compare oak to mahogany, list their advantages and
disadvantages [6 marks] - Answer-Oak:
Advantages:
- Strong
- Durable
- Attractive grain
,2|Page
Disadvantages:
- Corrodes iron/steel
- Hard to work with
Mahogany:
Advantages:
- Attractive grain
- Easy to work with
Disadvantages:
- Expensive
- Rarer.
- Oil it produces may cause rashes.
What 2 woods would you use for model making? Why [4
marks] - Answer-- Balsa:
*Lightweight
*Easy to cut
- Jelutong:
*Even, closed grain structure makes it easy to
cut/shape.
,3|Page
Which hardwoods are susceptible to rot and insect
attacks? [2 marks] - Answer-- Birch
- Ash
List 3 advantages and 2 disadvantages of beech [5 marks]
- Answer-Advantages:
- Tough wood
- Does not crack/split
- Hard
Disadvantages:
- Expensive
- Not resistant to moisture
What hardwood is often used as veneer? [1 mark] -
Answer-Birch
What is a softwood? [3 marks] - Answer-Wood that
- has needles and cones
- has a lower density/growth time than hardwood
- is most commonly an evergreen.
, 4|Page
What two softwoods would be used for outdoor
equipment? Why? [3 marks] - Answer-- Larch
-Cedar
- Oil makes it water-proof
What disadvantage do both cedar and larch share? -
Answer-Expensive
Why is pine used more frequently than other softwoods for
interior construction? [5 marks] - Answer-- Very durable
- Easy to work with
- Quite cheap
- Reasonably strong
- Lightweight
What is one disadvantage of pine? [1 mark] - Answer-Can
wrap/crack/splinter more than some other woods.
What are two disadvantages of cedar compared to pine? -
Answer-- More expensive
