___________lays eggs, has a four-chambered heart, and is warm-blooded.

Fish

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Bird

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Reptile

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Amphibian

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Solution

The correct option is B Bird
Amphibians and reptiles are warm-blooded. They have three-chambered hearts (except crocodiles). Mammals do not lay eggs (except platypus).
Birds lay eggs. They have four-chambered hearts and they are warm-blooded.
So, the correct answer is option B.

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Similar questions

Q. Animals of ___________ possess a four-chambered heart and lay eggs with a brittle shell. They are warm-blooded.

Q. Warm blooded animals have a chambered heart.

Q. An organism X has dry skin and scales. It lays eggs and has a three chambered heart. Which of the following animal can possibly be X?

Q. Assertion: Mammals and birds are warm blooded organisms which maintain a uniform internal body temperature.
Reason: Mammals and birds have a four-chambered heart.

Question 11
Find out the false statement

(a) Aves are warm blooded, egg laying and have a four- chambered heart
(b) Aves have feather covered body, fore limbs are modified as wings and they breathe through lungs.
(c) Most of the mammals are viviparous.
(d) Fishes, amphibians and reptiles are oviparous

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___________lays eggs, has a four-chambered heart, and is warm-blooded.

The correct option is B BirdAmphibians and reptiles are warm-blooded. They have three-chambered hearts (except crocodiles). Mammals do not lay eggs (except platypus). Birds lay eggs. They have four-chambered hearts and they are warm-blooded.So, the correct answer is option B.

The correct option is B Bird
Amphibians and reptiles are warm-blooded. They have three-chambered hearts (except crocodiles). Mammals do not lay eggs (except platypus).
Birds lay eggs. They have four-chambered hearts and they are warm-blooded.
So, the correct answer is option B.