Which of the following represents the correct combination without anyexception ? Characteristics Class (1) Mouth terminal ;moist skin without scales ; two pairs of limbs ; eyes with eye lids Amphibia (2) Bony endoskeleton ; gills with operculum; skin with cycloid Osteichthyes (3) Body covered with cornified skin; external ear openings absent ; three - chambered heart; internal fertilisation Reptilia (4) Body covered with feathers; bony endoskeleton; oviparous; direct development Aves

NEET Exam Model Paper 4

Question : 56 of 180

Marks: +1, -0

Which of the following represents the correct combination without anyexception ?

Characteristics	Class
(1) Mouth terminal ;moist skin without scales ; two pairs of limbs ; eyes with eye lids	Amphibia
(2) Bony endoskeleton ; gills with operculum; skin with cycloid	Osteichthyes
(3) Body covered with cornified skin; external ear openings absent ; three - chambered heart; internal fertilisation	Reptilia
(4) Body covered with feathers; bony endoskeleton; oviparous; direct development	Aves

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