Pseudocoelom is present in:
Correct answer: B. Round worms
- A. Cnidaria
- B. Round worms
- C. Flat worms
- D. Earth worms
Explanation
Nematodes belong to the phylum Nematoda, and they are characterized by having a pseudocoelom, which is a fluid-filled body cavity that is not completely lined with mesoderm. The pseudocoelom in nematodes serves various functions, including providing a hydrostatic skeleton for support and facilitating the movement of nutrients and waste products within the body.
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