Which of the following represents the correct combination of a taxonomic group with its characteristics, without any exception?

Moderate

A

Reptilia - Cold blooded terrestrial animals exhibit internal fertilisation and direct development
B

Amphibia - Cold blooded animals with eyelids, cloaca and 3 chambered heart
C

Aves - Warm blooded animals with 4 chambered heart, flight ability, internal fertilisation
D

Mammalia - Warm blooded terrestrial animals with 4 chambered heart.

Solution

All amphibians are cold blooded animals. In all amphibians, eyelids, cloaca and 3 chambered heart are present.
Among reptiles, turtles, sea snakes, freshwater snakes, crocodiles are aquatic animals.
Among Aves, some are flightless birds (e.g. Ostrich).
Among mammals, some are aquatic or flying.

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