What type of circulatory system is present in arthropods and molluscs?

What type of circulatory system is present in arthropods and molluscs?
  1. Open circulatory system
  2. Closed circulatory system
  3. Neither A) nor B)
  4. Both A) and B)

Solution

Open circulatory system is present in arthropods and molluscs. Blood pumped by the heart passes through large vessels into open spaces or body cavities called sinuses.

Asked in: NCERT

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