Functional Adaptations in Animal Groups · Zoology

Which functional adaptation in fishes aids respiration in low-oxygen environments?

  1. Rhythmic movement of the operculum
  2. Accessory air-breathing organs
  3. A streamlined, fusiform body shape
  4. Pneumatic bones
Show answer and explanation

Correct answer: Accessory air-breathing organs

Accessory respiratory organs allow fishes to utilize atmospheric oxygen. This adaptation is useful in oxygen-poor waters.

Difficulty: Medium Question 20 of 20

Practice all 20 Functional Adaptations in Animal Groups questions

Keep practicing

More Functional Adaptations in Animal Groups questions