Question

Match the terms to these definitions.
Abscission, apical dominance, biological dock, circadian rhythm, vernalization, dormancy, ethylene, germination, gibberellin, geotropism, photoperiodism, senescence
.......... Relative lengths of daylight and darkness that affect the physiology and behaviour of an organism.

Answer 1

Photoperiodism is the dependency of a plant to relative lengths of daylight and darkness that affect the physiology and behavior of it. The growth and ability to flower depending on the lengths or day or night.