What is a Shrub?
The two main categories of trees.
What is broadleaf and conifer?
The outer covering of a tree that protects against fire, disease, extreme temperatures, and mechanical damage.
What is Bark?
Oregon's most common tree.
What is the Douglas fir?
A remnant of a tree's first year of growth where nutrients are stored.
What is the Pith?
Another name for conifers.
What is softwoods?
This part releases water into the air and draws in CO2.
What are leaves?
The tallest organism in the ecosystem.
What is a tree?
Small holes in leaves that release oxygen into the atmosphere.
What is Stomata?
The two types of tree growth.
What is primary/secondary growth?
The part of the tree that is responsible for most of a tree's water and nutrient uptake.
What are fine roots?
The age of the oldest tree in Oregon (in Wallowa County!)
What is 1600- 2000 years old?
Cells capable of water and nutrient transport.
What is Xylem?
The three elements are needed for photosynthesis to take place.
What are sunlight, CO2, nutrient rich water from the soil?
Cells actively dividing that become phloem.
What is Cambium?
The two bands that make up each ring of a tree.
What is springwood and summerwood?
In the spring, this is a favorite treat for bears.
What is Phloem?
The two reproduction processes trees have.
What is seed reproduction and vegetative reproduction?
The part of the tree that holds the branches above competing vegetation.
What is the Stem?
The study of growth rings.
What is Dendrochronology?