Which of the following animals has three chambered heart?

Which of the following animals has three chambered heart?
  1. Scoliodon
  2. Hippocampus
  3. Chelone
  4. Pteropus

Solution

3 chambered heart is present in Chelone (Turtle), as Reptiles have 3 chambered heart. Pteropus is fire fox (a mammal) with 4 chambered heart. $\rightarrow$ Scoliodon $\rightarrow 2$ chambered Heart.

Asked in: NEET 2022 (Phase 2)

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