Chapter 14Section Review
Answer to Question
List examples of the
three classes of fish.
Answer to Question
Explain how jawless and cartilaginous fish take in
food.
Jawless fish are parasites that attach to other fish.
Cartilaginous fish are predators.
Describe the many ways fish are important to humans.
Answer to Question
• Food
• Pets
• They control the growth of insect and plant pests.
Answer to Question
Female fish lay thousands of eggs. Why aren’t lakes and oceans overcrowded with fish?
Many eggs are not fertilized; some eggs and young fish are
eaten by predators.
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