Community Ecology: Definition & Types


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question 1 of 3

Which of these best describes a biological community?

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1. In a polar ecosystem, which of these are most likely to compete for food?

2. Which of these is a primary consumer?

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About This Quiz & Worksheet

To get a passing score on this short, multiple-choice quiz, you'll need a firm understanding of ecosystems, consumers and what a community is in ecological terms.

Quiz & Worksheet Goals

Test yourself on the following with these quiz questions:

  • The characteristics of a biological community
  • The species most likely to compete for food in a polar ecosystem
  • An example of a primary consumer in a polar ecosystem
  • Animals that are both secondary and tertiary consumers in a polar ecosystem
  • An example of commensalism

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information from the related lesson on community ecology
  • Making connections - use your understanding of the concept of commensalism to identify an example of it
  • Distinguishing differences - compare and contrast primary and secondary consumers

Additional Learning

Learn more about species interaction by reviewing the corresponding lesson, Community Ecology: Definition & Types. This lesson covers the following objectives:

  • Define habitats
  • Explore the polar ecosystem
  • Understand the interactions of predation, symbiosis and competition
  • Review the polar food chain
  • Recognize the differences between primary, secondary, tertiary and quaternary consumers