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प्रश्न
How many chambers are there in the heart of an amphibian?
अति संक्षिप्त उत्तर
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उत्तर
An amphibian, such as a frog, has a three-chambered heart, with two atria and one ventricle.
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अध्याय 1: Life Processes - Exercise 3 [पृष्ठ ८९]
