INSIGHT UPSC QUIZ

Science & Technology General Science
Q.

Consider the following statements: 

1. Cold-blooded animals do not have the capacity to regulate their body temperature. 

2. Amphibians are cold-blooded animals and reptiles are warm-blooded animals.

Which of the statements given above is/are correct?

Explanation:

ANSWER: (A) 

  • Cold-blooded (poikilothermous) animals: they lack the capacity to regulate their body temperature. (Thus, Statement 1 is correct)
  • Fishes, amphibians and reptiles are poikilothermous (cold-blooded). (Thus, Statement 2 is not correct)
  • Warm-blooded (homoiothermous) animals: they are able to maintain a constant body temperature. Aves are warm-blooded animals with feathers on their bodies and forelimbs modified into wings for flying.

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