# CONCEPT CHECK 1. What evidence is there that predators can control the abundance of prey? 2. How ...

###### Question:

Ecology Chapter 14 Predation and Herbivory

Concept Checks

CONCEPT CHECK 1. What evidence is there that predators can control the abundance of prey? 2. How has the reduction of top predators had unintended consequences on the abundance of prey? 3. What evidence is there that herbivores can control the abundance of plants?
CONCEPT CHECK 1. How does a prey population's ability to disperse allow the prey to persist in the presence of predators? 2. Based on the predator-prey population equations, why is the prey population stable when rN CNP? 3. What causes the difference between a predator exhibiting type ll versus type Ill functional responses?
CONCEPT CHECK 1. What are four ways in which prey have evolved to reduce their risk of being killed by predators? 2. Why does natural selection favor counter-adaptations to prey defenses? 3. What are three ways in which plants have evolved to reduce their risk of being killed by herbivores?

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