Question

Disha saw a house wall lizard crawling on the wall and asked her mother, who was a biology teacher. (i) Is body temperature related to surrounding temperature in reptiles? How can we define this feature of reptiles? (ii) What is their breathing organ? (iii) Is there any reptile with four-chambered heart? Summarise her mother's statements

Answer 1

1. Yes. body temp. is related to surrounding in Reptiles.

This feature is known as cold blooded

cold-blooded animals are those Animals, such as reptiles, fishes, and amphibians, that cannot control their body temperature and therefore become sluggish in cold weather.

2. Lungs is their breathing organ.

3. Crocodile is the only reptile with 3 chambered heart.