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Wood and Timber in Construction Quiz

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Which of the following is NOT a softwood?

Teak

Explanation

Teak is a hardwood.

Which wood type is most suitable for exterior use without any preservative treatment?

Larch

Explanation

Larch has natural resistance to decay.

Which of the following is a typical application of softwood in construction?

Roof trusses

Explanation

Softwood is commonly used for structural elements.

What is the main purpose of using wood as a construction material?

All of the above

Explanation

Wood is versatile, sustainable, and cost-effective.

Which type of timber is most resistant to termite attacks?

Oak

Explanation

Oak has natural chemicals that repel termites.

What does the term 'heartwood' refer to in the context of wood and timber?

The innermost part of a tree trunk

Explanation

Heartwood provides structural support to the tree.

Which wood type is known for its distinctive reddish color and strong aromatic fragrance?

Mahogany

Explanation

Mahogany is prized for its color and scent.

What is the primary disadvantage of using hardwood in construction?

High cost

Explanation

Hardwood tends to be more expensive than softwood.

What is the typical moisture content of kiln-dried wood?

5%-10%

Explanation

Kiln-drying reduces moisture content to this range.

#10

Which wood type has the highest natural resistance to decay?

Cedar

Explanation

Cedar contains natural preservatives.

#11

What is the typical span limit for wood beams in construction?

30 feet

Explanation

Wood beams typically span up to 30 feet.

#12

What is the term used to describe the ability of wood to maintain its shape and size when exposed to changes in moisture content?

Dimensional stability

Explanation

Dimensional stability prevents warping.

#13

Which of the following wood types has the lowest thermal conductivity?

Mahogany

Explanation

Mahogany has low thermal conductivity.

Wood and Timber in Construction Quiz

Which of the following is NOT a softwood?

Which wood type is most suitable for exterior use without any preservative treatment?

Which of the following is a typical application of softwood in construction?

What is the main purpose of using wood as a construction material?

Which type of timber is most resistant to termite attacks?

What does the term 'heartwood' refer to in the context of wood and timber?

Which wood type is known for its distinctive reddish color and strong aromatic fragrance?

What is the primary disadvantage of using hardwood in construction?

What is the typical moisture content of kiln-dried wood?

Which wood type has the highest natural resistance to decay?

What is the typical span limit for wood beams in construction?

What is the term used to describe the ability of wood to maintain its shape and size when exposed to changes in moisture content?

Which of the following wood types has the lowest thermal conductivity?

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