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Q: Which of the following classes of animals has/have three -chambered heart?... | CDS I 2018 PYQ | UPSCGPT
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CDS I 2018
Question #509
Biology
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Which of the following classes of animals has/have three -chambered heart?
A
Pisces and Amphibia
B
Amphibia and Reptilia
C
Reptilia only
D
Amphibia only
Pick an option above to test your answer
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Subject:
Science & Technology
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