What are stems?
This is the main function of a stem.
What is support and transport.
When is vascular cambium the most active? (2)
What is during the spring and summer?
One ring in a tree stem represents this amount of time.
What is one year?
A plant's sugar making process.
What is photosynthesis?
Tree rings can tell us this about a tree.
What is its age?
Stems hold up these structures to reach sunlight.
What are leaves and flowers?
This moves food (sugar) through the plant.
What is Phloem?
Herbaceous stems grow __________
What is longer?
Do woody stems perform photosynthesis?
No
True or False, Auxins are destroyed by light.
True!
This type of stem is soft and green.
What is herbaceous stem?
These are groups of xylem (zy'lum) and phloem (floh'ehm) found in stem.
What are vascular bundles?
Thin rings often show this kind of growing conditions.
What are poor, harsh, fall and winter?
Do trees grow from the bottom or top?
What is the top?
What special chemical causes a plant to move?
What is Auxins?
These types of stems can grow sideways along the ground.
What are runners?
This thin layer helps the woody stem grow thicker.
What is the vascular cambium?
Woody stems grow __________
What is thicker?
These plants can store a lot of water and are fleshy.
What are succulents?
Geotropism means that the plant moves
towards the earth (ground)
What runs through stems?
What are Xylem (Zy'lum and Phloem (floh'ehm)?
This tissue moves water up the plant.
What is xylem (Zy'lem)?
Thick rings usually means this kind of growing condition.
What is good, spring and summer?
Leaves are green because of this.
What is Chlorophyll?
Phototropism means the plant moves
towards the light.