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Animals of phylum Aschelminthes have a body cavity that is not formed in the typical way. They are therefore classified as:
APseudocoelomates
BTrue coelomates
CAcoelomates
DDiploblastic
Answer & Solution
Correct answer: A. Pseudocoelomates
1. Aschelminthes do have a body cavity.
2. Because it is not formed in the standard way, they are pseudocoelomates.
3. Rule out eucoelomate: that is a true cavity, seen from Annelida onward.
4. Acoelomate would mean no body cavity at all, which is not the case here.
_Source: Balbharati (Maharashtra Board) Class 10 Science & Technology Part 2, Ch 6 "Animal Classification", p.75_
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