Which of the following animals has three chambered heart?
1. Scoliodon 2. Hippocampus
3. Chelone 4. Pteropus
Subtopic:  Study of Reptilia |
 76%
From NCERT
NEET - 2022

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Identify the incorrect statement:
1. Metamerism appeared for the first time in annelida
2. Arthropods have jointed appendages and chitinous exoskeleton
3. Reptiles are endotherms
4. Forelimbs of birds are modifies into wings
Subtopic:  Study of Reptilia |
 72%
From NCERT
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What is the number of animals, amongst the animals given in the box, that have both a four chambered heart and endothermy?

Crocodilus, Aptendoytes, Canis, Calotes, Struthio, Delphinus, Testudo, Icthyophis

1. 3 2. 4
3. 5 4. 6
Subtopic:  Phylum Chordata | Study of Reptilia | Study of Aves & Mammals |
From NCERT
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A typical reptilian heart is shown by the figure:

1. 2.
3. 4.
Subtopic:  Study of Reptilia |
From NCERT
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