NCERT Important Questions Class 9 Science biology Chapter 7
Important NCERT Extra Questions
Chapter 7 Diversity in Living Organisms
NCERT Book Extra Questions for Session 2022-2023
CBSE Board and UP Board Others state Board
In what way, amphibians are advanced than the fishes?
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Amphibians have three-chambered heart and lungs for respiration, while fishes have two-chambered heart and gills for respiration.