Timber Quiz

How are trees classified?

• By their height

• By their age

• By their type of wood

• By their color

What is seasoning to timber?

• Reducing the moisture content from the timber

• Adding salt to timber

• Adding spices to timber

• Freezing the timber

What are the advantages of timber?

• Difficult to work with

• Easily available and transportable

• Poor sound absorbing material

• Not durable

What is the difference between softwood and hardwood?

• Softwood is heavier than hardwood

• Hardwood is resistant to fungi and insects

• Softwood is fast growing and evergreen

• Hardwood is used for furniture making

What are the major parts of timber?

• Roots, trunk, branches

• Leaves, flowers, fruits

• Heartwood, sapwood, bark

• Seeds, nuts, cones

What are the defects of timber?

• Straight and close fibers

• Dark uniform color

• Dead knots, shakes

• Narrow annular rings

What are the uses of timber in interior design?

• Fuel for fire

• Decoration and furniture

• Building materials

• Transportation

What are the characteristics of good timber?

• Obtained from sapwood area of tree

• Produces a dull sound when struck

• Clogging of saw teeth during sawing

• Bright and smooth surface when planed

What is the task of felling trees?

• Cutting trees in any season

• Ignoring the age of the tree

• Planting new trees

• Systematic and careful cutting of trees

What are the defects arising during conversion and careless storage?

• Fungi, insects, improper use

• Star shake, cup shake, ring shake

• Shakes, twisted fiber, upsets

• Bowing, cupping, twisting