BJU Life Science Chapter 10
Terms in this set (23)
The study of plants.
A region on a stem where a leaf is or was attached.
tap root system
A root system having one of a few main roots that are thicker and longer than the other roots of the plant.
fibrous root system
A root system having a cluster of roots that are about equal in size and lacking a tap root.
A hard nonflexible plant stem.
A soft flexible and often green plant stem.
In plants, a structure containing vascular tissues and leaf blades; in animals and humans a vessel that carries blood toward the heart.
A vascular tissue made of long hollow cells that carry water and dissolved minerals upward in a plant.
A vascular tissue that carries dissolved food in a plant.
A strand of vascular tissue in leaves, nonwoody stems and young plants.
The indigestible cellulose and other roughage from fruits and vegetables essential to good health; a long thick walled cell that supports a plant.
A tissue that serves as a protective covering in plants; The outer layer of tissue in humans and many animals.
Openings between guard cells of a leaf that permit water vapor and gases to pass into and out of the leaf.
one of the cells that surround a stoma on a plant leaf and control the opening and closing of the stoma
The release of water from plant leaves through stomata.
The upper layer of leaf tissue that consists of tall thin closely packed cells that carry on the majority of photosynthesis.
The lower layer of leaf tissue consisting of loosely packed cells that carry on photosynthesis and have many air spaces between them.
The chemical produced by living cells that is transported to other body tissues where it causes a specific effect.
The growth of plants in response to external stimuli such as light, gravity and touch.
The growth and movement of a plant part in response to light.
The growth and movement of a plant part in response to touch.
The growth and movement of a plant part in response to gravity.
The response of a plant to changes in the length of light and dark periods.
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