Interspecific Competition, Competitive Exclusion & Niche Differentiation


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What is the major difference between competitive exclusion and local extinction?

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1. What is niche differentiation?

2. What is an ecomorph?

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About This Quiz & Worksheet

Understand how interspecific competition, competitive exclusion and niche differentiation relate to each other using this quiz/worksheet tool. You will be tested on many definitions, including ecomorph, niche differentiation and competitive exclusion.

Quiz & Worksheet Goals

These assessments will test your ability to:

  • Define niche differentiation
  • Identify a true statement about competitive exclusion
  • Interpret a population density graph
  • Define ecomorph

Skills practiced

  • Reading comprehension - ensure that you draw the most important information from the related biology lesson
  • Knowledge application - use your knowledge to answer a question about a population density graph
  • Defining key concepts - ensure that you can accurately define main phrases, such as ecomorph and niche differentiation

Additional Learning

Learn more about concepts in ecological evolution by referring to the related lesson titled Interspecific Competition, Competitive Exclusion & Niche Differentiation. This lesson covers the following objectives:

  • Understand what local extinction is
  • Differentiate between a fundamental niche and a realized niche
  • Learn about the grass-bush ecomorphs, the twig ecomorphs and the trunk-crown ecomorphs