Timber 2 Flashcards
What are the two main types of trees based on growth patterns?
Exogenous and Endogenous.
What is the main characteristic of exogenous trees?
They increase in bulk by growing outward and form annular rings.
What is the primary use of exogenous trees?
They are used for engineering purposes.
What are the two categories of exogenous trees?
Conifers/Evergreen trees and Deciduous/Broadleaf trees.
What is unique about the leaves of coniferous trees?
Their leaves do not fall until new ones grow.
What type of fruits do coniferous trees produce?
Cone-shaped fruits.
What type of wood is yielded by coniferous trees?
Softwoods, which are light-colored, resinous, light in weight, and weak.
Do coniferous trees show distinct annular rings?
Yes
Name some examples of coniferous trees.
Chir, Deodar, Fir, Kail, Pine, Spruce.
When do the leaves of deciduous trees fall and regrow?
Leaves fall in autumn and regrow in the spring season.
When do the leaves of deciduous trees fall and regrow?
Leaves fall in autumn and regrow in the spring season.
Deciduous dead veenu pogum
What type of wood is yielded by deciduous trees?
Hardwood, which is strong, heavy, dark-colored, durable, and non-resinous
Because it is dead hard
Do deciduous trees show distinct annular rings?
No, they do not show distinct annular rings.
Name some examples of deciduous trees.
Babul, Mahogany, Oak, Teak, Sal.
What is a characteristic feature of endogenous trees?
They grow inward, and a fibrous mass is seen in longitudinal sections.