Question Detail
Question
What type of circulatory system is found in Phylum Annelida (Segmented Worms)?
Correct Answer
Option D is the correct answer.
Detailed Explanation
The 'Phylum Annelida (Segmented Worms)' section mentions 'Circulatory system: Closed circulatory system.' This is also confirmed in the 'Comparative Summary: Major Animal Phyla' table.
Hint
Annelids, like earthworms, are known for a more efficient circulatory system compared to simpler organisms.