Chapter 2.4 (Biology, Grade 7)

Why are fish important?

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Chapter topics:

  1. Why are fish important?
  2. What is the habitat of fish like?
  3. Why do some fish swim in schools?
  4. Fish are an important link in food chains
  5. Bonus: Do fish drink water?
  6. The importance of fish to humans
  7. Overfishing can lead to extinction of fish 
  8. Pollution affects fish
  9. Barriers in rivers prevent fish from spawning
  10. Invasive species among fish
  11. Worries regarding the tuna fish
  12. Questions and tasks
  13. Important terms
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