Question:

The heart receives only deoxygenated blood in

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Only fishes have a heart that deals with deoxygenated blood exclusively.
Updated On: May 12, 2025
  • Aves
  • Mammals
  • Fishes
  • Reptiles
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The Correct Option is C

Solution and Explanation

Fishes have a two-chambered heart that receives only deoxygenated blood from the body and pumps it to the gills for oxygenation. In contrast, birds (Aves) and mammals have four-chambered hearts that separate oxygenated and deoxygenated blood.
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