Q1 of 231 Page 92

What is the general name of chemical substances which bring about control and coordination in plants?

Phytohormones or plant hormones are the organic substances produced naturally in plants which control growth and other physiological activities at a site away from their synthesis.


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2

Which plant hormone is responsible for the wilting and falling of leaves?

 3

Which plant hormone makes a stem (or shoot) bend towards light?

 4

Where is the auxin hormone made in a plant stem?

 5

What is the scientific name of sensitive plant?