Question Detail

BIO 102 Unique characteristics of animals 1 Objective Question

Question

Which of the following phyla is characterized by a pseudocoelomate body cavity and a complete alimentary canal?
Options
A Platyhelminthes
B Annelida
C Nematoda
Correct Answer
D Porifera
Correct Answer

Option C is the correct answer.

Detailed Explanation

Phylum Nematoda (Roundworms) are described as pseudocoelomate (false body cavity, not fully lined by mesoderm) and have a complete alimentary canal (mouth, intestine, anus).

Hint

Consider the characteristics of roundworms, specifically their body cavity and digestive system completeness.

Question Info