Below are a few major topics for this chapter, listed in random order.

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• Keystone species. Hint
• Island biogeography. Hint
• Commensalism. Hint
• Competitive exclusion. Hint
• Resource partitioning. Hint
• Mutualism. Hint
• Character displacement. Hint
• Primary succession. Hint
• Community. Hint
• Secondary succession. Hint
• Foundation species. Hint
• Food web. Hint
• Evapotranspiration. Hint
• Prey adaptations. Hint
• Community diversity. Hint

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Note: this is not a complete list of topics from which test questions will be drawn.