Match the response with its main trigger. ___ phototropism a. contact with an object ___ gravitropism b. blue light ___ thigmotropism c. long period of cold ___ photoperiodism d. gravity ___ vernalization e. sun position ___ heliotropism f. night length

Match the response with its main trigger. _ phototropism a. contact with an object _ gravitropism b. blue light _ thigmotropism c. long period of cold _ photoperiodism d. gravity _ vernalization e. sun position _ heliotropism f. night length

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter27: Reproduction And Development Of Flowering Plants

Section: Chapter Questions

Problem 12SA

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Concept explainers

Plant sensory system

The plant sensory system is a sophisticated system that responds to environmental stimuli such as light,temperature, gravity, and touch. Research predicts that plant hormones and signaling mechanisms areresponsible for this regulation system in plants.

Question

Match the response with its main trigger.
___ phototropism a. contact with an object
___ gravitropism b. blue light
___ thigmotropism c. long period of cold
___ photoperiodism d. gravity
___ vernalization e. sun position
___ heliotropism f. night length

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