WorksheetsProperties and Characteristics of Wood - Part 2
Total questions: 10
Worksheet time: 50mins
With the Structure of Wood, the concentric layers in the stem of exogenous trees are called what kind of rings? (select all that apply)
tree rings
bark rings
sap rings
annual rings
pith rings
The wood produced in one growing season makes up a single what?
bark ring
cambium ring
wood ring
tree ring
growth ring
The predominant physical features of the tree stem include: (select all that apply)
bark
cambium
wood
pith
reverse plane
What outer layer is dead and corky, and has great variability in thickness depending on the species and age of the tree?
cambium
sap wood
bark
heartwood
pith
What is the thin layer of cells situated between the wood and the bark, and is the specific location of all wood growth in exogenous trees?
cambium
bark
pith
sapwood
heartwood
The wood section of the tree is made up of what items? (select all that apply)
sapwood
cambium
bark
pith
heartwood
Sapwood functions as a storehouse for what material, and as a pipeline to transport what?
lignin, cellulose
extractives, ash-producing minerals
starches, sap
cellulose, extractives
hemicellulose, starches
What is not a living part of an exogenous tree?
earlywood
pith
cambium
heartwood
sapwood
The heartwood provides what for the tree?
structural strength
transverse stability
reverse osmosis
growth base
compressive strength
The color of this part of a tree, ranges from blacks to almost white, and can have a structure that is solid, porous, chambered, or hollow.
bark
sapwood
heartwood
cambium
pith
