Vertebrate and Invertebrate Systems · NCERT Biology

Which system in invertebrates often performs both transport and immune functions?

  1. Digestive system
  2. Respiratory system
  3. Circulatory system
  4. Excretory system
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Correct answer: Circulatory system

In invertebrates, the circulatory system often transports nutrients and plays a role in defense. Vertebrates have more specialized systems.

Difficulty: Medium Question 15 of 20

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