Question

question 7
members of phylum nematoda are _.
a acoelomates
b pseudocoelomates
c coelomates
question 8
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Explanation:

• Acoelomates lack a body cavity. Nematodes have a body cavity.
• Coelomates have a true coelom (body cavity lined by mesoderm). Nematodes do not have a true coelom.
• Pseudocoelomates have a body cavity (pseudocoelom) that is not completely lined by mesoderm. Nematodes are pseudocoelomates.

Answer:

B. pseudocoelomates