Question Detail

BIO 102 Unique characteristics of animals 1 Objective Question

Question

According to the document, which phylum includes animals that are acoelomate?
Options
A Nematoda
B Annelida
C Platyhelminthes
Correct Answer
D Arthropoda
Correct Answer

Option C is the correct answer.

Detailed Explanation

Under 'Phylum Platyhelminthes (Flatworms)', it is stated: 'Body cavity: Acoelomate (no true body cavity).' The 'Key Anatomical Features Across Animal Phyla' table also lists Platyhelminthes as Acoelomate.

Hint

Acoelomates lack a true body cavity.

Question Info