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Chapter 13A Plant Physiology Vocabulary
Chapter 13A Plant Physiology Vocabulary
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Biology
01/17/2012

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Term
Translocation
Definition
The movement of water and dissolved substances in a plant; the transfer of a chromosome segment to a nonhomologous chromosome
Term
Transpiration
Definition
The release of water through the leaves of a plant
Term
Layering
Definition
A method of vegetative reproduction in which a branch is exposed to the soil, allowed to form roots, and then separated from the parent plant
Term
Capillarity
Definition
The property of water that causes it to cling to surfaces
Term
Cohesion
Definition
The force that holds molecules together; characteristic that causes water to move up plant stems
Term
Turgor
Definition
The presence of water inside a plant or protist cell in quantity sufficient to give the cell stiffness
Term
Mulch
Definition
Decomposing organic matter; often added to the soil to enrich its mineral content or texture and to preserve soil moisture
Term
Insectivorous Plants
Definition
Plants that capture and digest insects
Term
Photoperiodism
Definition
The responses of a plant to changes in light intensity and length of days