Which of the following is not an example of a defense used …

Biology Organisms and Populations Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 21, 2026

Which of the following is not an example of a defense used by plants against herbivores?

Production of caffeine, tannins and quinine

More production of non-woody tissues

Production of hairs, thorns, spines

Production of hormone-like chemicals that interfere with insect metamorphosis

Text Solution

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The correct answer is:

Plants defend themselves using chemicals like caffeine and structures like thorns and spines.

Some also produce hormone-like substances that affect insect growth.

Producing more non-woody tissues does not protect plants from herbivores.

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