Question -Select the wrong statement among the following given statements.
Options:
A .  Pila has radula and univalved shell
B .  Clitellum is seen in earthworm
C .  Cuttlefish and devil fish are true fishes
D .  Bivalves are mostly used in commercial pearl production
Answer: Option C : C Cuttlefish is not a true fish; it is a mollusc, belonging to class Cephalopoda that also includes squids and octopuses. Devil fish is a species of eagle ray, an elasmobranch fish.
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