Woody Outsides
This type of branching involves several main branches rather close to the ground.
What is spreading branching?
This is where a young woody stem stores water at its center.
What is the pith?
This plant hormone triggers fruits to ripen.
What is ethylene?
This structure covers and protects the tender root tip.
What is the root cap?
These special thick stems grow horizontally.
What are rhizomes?
This is the period of inactivity that occurs before germination.
What is dormancy?
This type of branching comes from a main vertical stem that grows tall and straight with branches coming out of the central shaft.
What is spire-like branching?
Another name for this tissue is wood.
What is xylem?
This plant hormone effects stem growth.
What is cytokinin?
These tiny tube-like projections extend from the epidemic cells of a root to absorb water and minerals.
What are root hairs?
This is the chief force that draws water up a stem.
What is transpiration pull?
This is exhibited when plants bend toward the light.
What is phototropism?
This is a section of a twig between nodes.
What is internode?
This older, inner wood of a stem that serves only to support the stem.
What is heartwood?
This plant hormone helps to regulate normal plant growth.
What is gibberellin?
These are the special roots that grow from unusual regions of a plant.
What are adventitious roots?
This osmotic force helps transfer water up the stem.
What is root pressure?
This type of fruit forms from one flower that has several pistils, like strawberries.
What are aggregate fruits?
These are the small openings in a stem’s bark that allow air to enter.
What are lenticels?
This layer produces new bark and new xylem.
What is the vascular cambium?
This plant growth hormone is secreted by the tips of shoots.
What is auxin?
This is where a root stores its food.
What is the cortex?
This is the upward movement of liquids through a very narrow tube.
What is capillarity or capillary action?
This is the tough outer covering of an herbaceous monocot stem.
What is the rind?
This is the large bud at the end of a twig.
What is a terminal or apical bud?
These buds are responsible for a tree’s breadth and branching.
What are lateral buds?
This produces the hormones that control the growth of the lateral buds.
What is the terminal or apical bud?
Cells in the root tip grow longer in this region.
What is elongation?
This is the process where substances mix throughout random molecular motion.
What is diffusion?
This is the process of a new plant growing from a root, stem, or leaf of an existing plant.
What is vegetative reproduction?