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Per NCERT, which phylum has SOFT bodies with organ-system organisation — typically with a shell (e.g. snails, octopus)?
ACnidaria
BPorifera
CArthropoda
DMollusca
Answer & Solution
Correct answer: D. Mollusca
Per NCERT §12.6.5, Mollusca = soft-bodied with organ-system level organisation (snails, octopus, clams). The other phyla differ.
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