Question 1 Page 122 - Chapter 7 Class 10 - Control and Coordination

Last updated at August 14, 2026 by

What are plant hormones?

 

Answer 

PLANT HORMONES - Teachoo.jpg

Plants are chemical messengers that respond to internal and external stimuli.

They are produced in small quantities in a part of the plant and then transported through xylem, phloem or by diffusion to other parts.

They may promote or inhibit growth.

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Transcript

PLANT HORMONES (PLANT GROWTH REGULATORS) Plant Growth Regulators Plant Growth Inhibitors Auxins Gibberellins Cytokinin's Abscisic acid Ethylene

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