Single circulation,i.e.,blood flows through t | vedclass

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(C) Single circulation is a characteristic feature of fishes,where the heart receives only deoxygenated blood and pumps it to the gills for oxygenatio

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Hippocampus,Exocoetus,Anabas

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(C) Single circulation is a characteristic feature of fishes,where the heart receives only deoxygenated blood and pumps it to the gills for oxygenation,from where it passes directly to the rest of the body.In the given options:$A$: Labeo (fish),Chameleon (reptile),Salamander (amphibian).$B$: Hyla (amphibian),Rana (amphibian),Draco (reptile).$C$: Hippocampus (sea horse),Exocoetus (flying fish),Anabas (climbing perch). All these are bony fishes.$D$: Whale (mammal),Dolphin (mammal),Turtle (reptile).Therefore,option $C$ represents a group of organisms that all exhibit single circulation.

Single circulation,i.e.,blood flows through the heart only once during one cycle of passage through the body,is exhibited by:

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