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Q9: Tooth shells belong to the molluscan class<br>A)Bivalvia.<br>B)Cephalopoda.<br>C)Polyplacophora.<br>D)Gastropoda.<br>E)Scaphopoda.
Q10: Tentacles,known as _ surround the oral hood
Q16: The brain of a bird has a
Q18: In the archosaur lineage,the evolution of the
Q18: Embryologically,the echinoderm water vascular system originates as
Q22: Muscles responsible for closing the bivalve shell
Q26: The fluid in insects that is analogous
Q30: The oxygen-carrying pigment found in the erythrocytes
Q32: Fishes that migrate between freshwater and marine
Q46: The characteristic movement of the small and