Question 1

A method of cutting lumber, called ____-sawing, produces pieces in which the annular rings are at or almost at right angles to the wide surface.

Accepted Answer

A)  quarter
B)  plain
C)  slash
D)  rift A

Question 2

The Western Wood Products Association (WWPA) and the Northeast Lumber Manufacturers Association (NELMA) grade lumber in three categories: boards (under 2 inches thick), ____ (2 to 4 inches thick), and timbers (5 inches and thicker).

Accepted Answer

A)  character
B)  select
C)  dimension
D)  clear C

Question 3

Glue-laminated lumber cannot be used for structural purposes.

Accepted Answer

A) True 
 B)False  False

Question 4

____ veneer lumber is intended for use as high-strength, load-carrying beams to support the weight of construction over window and door openings, and in floor and roof systems of residential and light commercial wood frame construction.

Accepted Answer

A)  Hardwood
B)  Laminated
C)  Oriental
D)  Fibrous

Question 5

Lumber, when first cut from the log, is called green lumber and is very heavy because most of its weight is ____.

Accepted Answer

A)  lignin
B)  water
C)  cellulose
D)  heartwood

Question 6

Hardwood comes from ____ trees that shed their leaves each year.

Accepted Answer

A)  coniferous
B)  evergreen
C)  perennial
D)  deciduous

Question 7

____ letters are found in the grade stamp of veneered panels.

Accepted Answer

A)  Two
B)  Three
C)  Four
D)  Five

Question 8

A ____ is bark on the edge of lumber or the surface from which the bark has fallen.

Accepted Answer

A)  warp
B)  knot
C)  pitch pocket
D)  wane

Question 9

Traditional lumber processes typically convert ____ percent of a log to structural solid lumber.

Accepted Answer

A)  40
B)  60
C)  75
D)  90

Question 10

Engineered lumber products consume less wood and can be made from smaller trees than traditional lumber.

Accepted Answer

A) True 
 B)False

Question 11

A 2x6-10' board has the same board feet as a 1x12-10'.

Accepted Answer

A) True 
 B)False

Question 12

The nominal size and the actual size of surfaced lumber are not the same.

Accepted Answer

A) True 
 B)False

Question 13

Green lumber should be used in construction.

Accepted Answer

A) True 
 B)False

Question 14

A crown is an arc in along the length of a board.

Accepted Answer

A) True 
 B)False

Question 15

The long, narrow surface of a piece of lumber is called its ____.

Accepted Answer

A)  side
B)  end
C)  edge
D)  width

Question 16

A board foot is a measure of the ____ of lumber.

Accepted Answer

A)  surface area
B)  volume
C)  thickness
D)  length

Question 17

Tree growth takes place in the cambium layer.

Accepted Answer

A) True 
 B)False

Question 18

____ lumber is constructed of solid lumber glued together, side against side, to make beams and joists of large dimensions that are stronger than natural wood of the same size.

Accepted Answer

A)  Glue-laminated
B)  Pressure treated
C)  Tempered
D)  Compacted

Question 19

The type of joints in wood pieces actually shed water away.

Accepted Answer

A) True 
 B)False

Question 20

Laminated strand lumber (LSL) is commonly known by its brand name ____.

Accepted Answer

A)  Parallam
B)  Glulam
C)  FlexLam
D)  TimberStrand

Exam 4: Wood and Wood Products

A method of cutting lumber, called ____-sawing, produces pieces in which the annular rings are at or almost at right angles to the wide surface.

The Western Wood Products Association (WWPA) and the Northeast Lumber Manufacturers Association (NELMA) grade lumber in three categories: boards (under 2 inches thick) , ____ (2 to 4 inches thick) , and timbers (5 inches and thicker) .

Glue-laminated lumber cannot be used for structural purposes.

____ veneer lumber is intended for use as high-strength, load-carrying beams to support the weight of construction over window and door openings, and in floor and roof systems of residential and light commercial wood frame construction.

Lumber, when first cut from the log, is called green lumber and is very heavy because most of its weight is ____.

Hardwood comes from ____ trees that shed their leaves each year.

____ letters are found in the grade stamp of veneered panels.

A ____ is bark on the edge of lumber or the surface from which the bark has fallen.

Traditional lumber processes typically convert ____ percent of a log to structural solid lumber.

Engineered lumber products consume less wood and can be made from smaller trees than traditional lumber.

A 2x6-10' board has the same board feet as a 1x12-10'.

The nominal size and the actual size of surfaced lumber are not the same.

Green lumber should be used in construction.

A crown is an arc in along the length of a board.

The long, narrow surface of a piece of lumber is called its ____.

A board foot is a measure of the ____ of lumber.

Tree growth takes place in the cambium layer.

____ lumber is constructed of solid lumber glued together, side against side, to make beams and joists of large dimensions that are stronger than natural wood of the same size.

The type of joints in wood pieces actually shed water away.

Laminated strand lumber (LSL) is commonly known by its brand name ____.