Question
A squid needs efficient oxygen delivery for fast swimming and active predation. The best answer is:
Correct Answer: B
closed circulatory system
Cephalopods have a closed circulatory system, unlike most other molluscs. This supports high activity levels and rapid movement in squids, octopuses, and cuttlefish. This MCQ belongs to the Cephalopoda topic in Animal Diversity-I and is written to test concept understanding rather than memorized wording.
Cephalopods have a closed circulatory system, unlike most other molluscs. This supports high activity levels and rapid movement in squids, octopuses, and cuttlefish. This MCQ belongs to the Cephalopoda topic in Animal Diversity-I and is written to test concept understanding rather than memorized wording.
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