Animals with a constant body temperature such as mammals and birds require more food than do animals with a changing body temperature such as reptiles and fish. Why?

Question

Animals with a constant body temperature such as mammals and birds require more food than do animals with a changing body temperature such as reptiles and fish. Why? (A) Much of the food is utilised to produce heat to keep warm (B) Warm-blooded animals waste more food than cold-blooded animals (C) Cold-blooded animals digest their food more efficiently than warm-blooded animals (D) None

Tardigrade Admin · Accepted Answer

Correct answer is (a) Much of the food is utilised to produce heat to keep warm

Q. Animals with a constant body temperature such as mammals and birds require more food than do animals with a changing body temperature such as reptiles and fish. Why?

Much of the food is utilised to produce heat to keep warm

Warm-blooded animals waste more food than cold-blooded animals

Cold-blooded animals digest their food more efficiently than warm-blooded animals

None

Correct answer is (a) Much of the food is utilised to produce heat to keep warm