SCIENCE
ZOOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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a 2
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b 3
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c 4
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d 1
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Detailed explanation-1: -Frogs have a three-chambered heart. It consists of two atria and one ventricle.
Detailed explanation-2: -Frogs have a three-chambered heart. It consists of two atria and one ventricle.
Detailed explanation-3: -amphibians and most reptiles have a heart with three chambers-two atria and a single ventricle. These animals also have separate circuits of blood vessels for oxygenating blood and delivering it to the body. Deoxygenated blood returning from the body empties into the right atrium.
Detailed explanation-4: -A heart with three chambers is designed for amphibians, who can absorb oxygen through their skin. With the exception of crocodiles, which have a four-chambered heart, all reptiles have a three-chambered heart with two atria and one ventricle.
Detailed explanation-5: -A frog, which is an amphibian, has a heart with three chambers (one ventricle and two atria), and fish hearts have two chambers (one atrium and one ventricle).