Question : Which of the following members of the animal kingdom has a four-chambered heart?
Option 1: Amphibians
Option 2: Reptiles (except crocodiles)
Option 3: Fishes
Option 4: Birds
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Correct Answer: Birds
Solution : The correct option is Birds.
Birds have a four-chambered heart. This four-chambered heart is crucial for its high metabolic rate and the demands of flight. The four chambers include two atria and two ventricles, allowing a more efficient separation of oxygenated and deoxygenated blood.
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Question : Which of the following is incorrect for the class Aves of the animal kingdom?
Option 1: They lay eggs
Option 2: Their forelimbs are modified into wings
Option 3: They have a two-chambered heart
Option 4: Their body is covered with feathers
Question : Which of the following combinations is not correctly matched?
Option 1: Ammonotelic - aquatic animals
Option 2: Uricotelic - reptiles and birds
Option 3: Ureotelic - terrestrial mammals
Option 4: Ammonotelic - cartilaginous fish
Question : Which of the following states has the red panda as the state animal?
Option 1: Nagaland
Option 2: Arunachal Pradesh
Option 3: Sikkim
Option 4: Meghalaya
Question : Which of the following was the capital of the Avanti kingdom?
Option 1: Ayodhya
Option 2: Kaushambi
Option 3: Pataliputra
Option 4: Ujjayini
Question : Which of the following was the capital of the Vatsa kingdom?
Option 1: Kaushambi
Option 2: Pataliputra
Option 3: Ujjayini
Option 4: Ayodhya
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