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Per NCERT, which animal phylum is characterised by 'pore-bearers' — multicellular but LACKING true tissue organisation, with water flowing through body pores?
ACnidaria
BMollusca
CPorifera (sponges)
DPlatyhelminthes
Answer & Solution
Correct answer: C. Porifera (sponges)
Per NCERT §12.6.5, Porifera (sponges) have body pores but no tissue-level organisation. The other phyla have organised tissues.
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