- 1(current)
Q. No.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: Â Study of Reptilia |
 72%
Level 2: 60%+
NEET - 2013
Hints
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: Â Phylum Chordata |Â Study of Reptilia |Â Study of Aves & Mammals |
 52%
Level 3: 35%-60%
AIPMT - 2010
Hints
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: Â Study of Reptilia |Â Study of Aves & Mammals |
Level 3: 35%-60%
AIPMT - 2008
Hints
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: Â Phylum Coelenterata |Â Phylum Annelida |Â Phylum Echinodermata |Â Study of Reptilia |Â Study of Aves & Mammals |
 84%
Level 1: 80%+
AIPMT - 2007
Hints
- 1(current)
Q. No.
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