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Q.
Animals having a built in thermostat to maintain constant body temperature are known as :
BHUBHU 2006Animal Kingdom
Solution:
Homeothermic are the animals having a nearly uniform or constant body temperature. These animals are known as warm blooded animals e.g., birds, man. Polkilothennic are those, having a variable temperature which fluctuates with that of environment. They are called the cold blooded animals, e.g., Reptiles, amphibians.