A) Metameric segmentation
B) Nephridia
C) Pseudocoelom
D) Clitellum
Correct Answer: C
Solution :
The body of annelids is elongated bilateral symmetrical triplobiastic, truely coelomate and metamerically segmented. The excretory system in annelids consisting of metamerically disposed coiled tubes called nephridia. The coelom is true schizocoelous, usually divided by transverse septa, coelomic fluids with cells or corpuscles. Clitellum is a girdle-like thick band or glandular tissue. It secretes mucus albumen and an egg case or cocoon for eggs.
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