Many physical plant defenses only work against a specific scale of herbivore-for example, spines can be too large to deter small insects, while trichomes can be too small to deter animal herbivores. Which of the following defenses deters herbivory at multiple scales by combining different modes of action?

Question

Quizplus · Accepted Answer

Latex found in milkweed combines multiple modes of action to deter herbivores at multiple scales. It contains toxic chemicals that can harm both small insects and larger animals, and it also has a sticky texture that can trap insects and deter larger animals from feeding.

Many Physical Plant Defenses Only Work Against a Specific Scale