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Class Reptilia - Characteristic Features MCQ - Practice Questions with Answers
Edited By admin | Updated on Sep 18, 2023 18:34 AM | #NEET
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Class Reptilia - Characteristics Features is considered one of the most asked concept.
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22 Questions around this concept.
Solve by difficulty
Which of the following characteristic features always holds true for the corresponding group of animals?
All reptiles are
Choose the correct statement regarding class reptilia
Which of the following has exoskeleton of scales and paired copulatory organ or penis ?
Which one of the following sets of animals shares a four-chambered heart?
Concepts Covered - 1
Class Reptilia - Characteristics Features
- This class includes animals with creeping or crawling mode of locomotion
- Hence they are called creeping chordates.
- They are usually terrestrial.
- They possess dry, scaly and cornified skin. They are adapted to live in deserts.
- They do not have an external ear. Tympanum is responsible for hearing sensation.
- They have a three-chambered heart with a partial septum in the ventricle. Crocodiles have a four chambered heart.
- They have a monocondylic skull.
- They are cold blooded.
- Fertilization occurs internally.
- They are oviparous and development is direct.
- Their eggs contain a large yolk with an extra membrane called amnion. Amnion provides water to the developing embryo.
- Examples: Chelone (Turtle), Testudo (Tortoise), Chameleon (Tree lizard), Calotes (Garden lizard), Crocodilus (Crocodile), Alligator (Alligator). Hemidactylus (Wall lizard), Poisonous snakes – Naja (Cobra), Bangarus (Krait), Vipera (Viper).
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