Which event during the evolution of land plants favored the synthesis of secondary compounds?
A) the greenhouse effect throughout the Devonian period
B) the reverse-greenhouse effect during the Carboniferous period
C) the association of the roots of land plants with mycorrhizal fungi
D) the rise of herbivory by animals

Question

Quizplus · Accepted Answer

The rise of herbivory by animals favored the synthesis of secondary compounds in plants as a defense mechanism against being eaten. These compounds include toxins and deterrents that reduce the palatability of the plants to herbivores.

Which Event During the Evolution of Land Plants Favored the Synthesis