Protostomes: Definition and Characteristics


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question 1 of 3

What are the three main characteristics of protostomes?

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1. Which is NOT true about protostomes?

2. Which type of protostome makes up most of the animal species on Earth?

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About This Quiz & Worksheet

This quiz/worksheet combo will test your knowledge of the characteristics of protostomes. Topics covered on the quiz include cleavage and embryonic development.

Quiz & Worksheet Goals

Questions will test your understanding of the following:

  • Three main characteristics of protostomes
  • Type of protostome that makes up most of the animal species on Earth
  • Type of cleavage protostomes exhibit during embryonic development
  • How protostomes are classified

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information from the related biology lesson
  • Interpreting information - verify that you can read information regarding the characteristics of protostomes and interpret it correctly
  • Knowledge application - use your knowledge to identify the classification of protostomes

Additional Learning

To learn more about this topic, review the lesson titled Protostomes: Definition and Characteristics, which covers the following objectives:

  • Define protostomes
  • Understand body plan and true tissues
  • Contrast and compare radial and bilateral symmetry
  • Identify deuterostome, spiral cleavage, and determinate