The characteristics of class Reptilia are:
 
1. Body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into a common cloaca
2. Freshwater animals with a bony endoskeleton and air bladder to regulate buoyancy
3. Marine animals with cartilaginous endoskeletons, bodies covered with placoid scales
4. Body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears
Subtopic:  Study of Reptilia |
 70%
From NCERT
NEET - 2013
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NEET 2026 - Target Batch - Vital
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Crocodile and Penguin are similar to Whale and Dogfish in which one of the following features?

1. Lay eggs and guard them till they hatch
2. Possess bony skeleton
3. Have gill slits at some stage
4. Possess a solid single-stranded central nervous system

Subtopic:  Phylum Chordata | Study of Reptilia | Study of Aves & Mammals |
 53%
AIPMT - 2010
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Which one of the following in birds, indicates their reptilian ancestry?
1. Scales on their hind limbs
2. Four-chambered heart
3. Two special chambers crop and gizzard in their digestive tract
4. Eggs with a calcareous shell
Subtopic:  Study of Reptilia | Study of Aves & Mammals |
AIPMT - 2008
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NEET 2026 - Target Batch - Vital
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Which of the following pairs are correctly matched? 
 

Animals Morphological features
A. Crocodile 4-chambered heart
B. Sea urchin Parapodia
C. Obelia Metagenesis
D. Lemur Thecodont
 

1. A, C, and D

2, B, C, and D

3. Only A and D

4. Only A and B

Subtopic:  Phylum Coelenterata | Phylum Annelida | Phylum Echinodermata | Study of Reptilia | Study of Aves & Mammals |
 84%
From NCERT
AIPMT - 2007
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital