Ch 26: Prentice Hall Biology Chapter 26: Sponges and Cnidarians

About This Chapter

The Sponges and Cnidarians chapter of this Prentice Hall Biology Textbook Companion Course helps students learn essential biology lessons of sponges and cnidarians. Each of these simple and fun video lessons is about five minutes long and is sequenced to align with the Sponges and Cnidarians textbook chapter.

How it works:

  • Identify the lessons in Prentice Hall Biology's Sponges and Cnidarians chapter with which you need help.
  • Find the corresponding video lessons within this companion course chapter.
  • Watch fun videos that cover the sponges and cnidarians topics you need to learn or review.
  • Complete the quizzes to test your understanding.
  • If you need additional help, rewatch the videos until you've mastered the material or submit a question for one of our instructors.

Students will learn:

  • The evolutionary history of animals and why it's important to know
  • The definition and characteristics of sponges
  • The definition and characteristics of cnidarians

Prentice Hall Biology is a registered trademark of Prentice Hall, Inc., which is not affiliated with

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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More Exams
There are even more practice exams available in Prentice Hall Biology Chapter 26: Sponges and Cnidarians.

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Other Chapters

Other chapters within the Prentice Hall Biology: Online Textbook Help course