Question

Brown fat is a specialised adipose tissue with abundant mitochondria and rich blood supply. Brown fat

• A. Insulates animals that are acclimatised to cold
• B. Is the major source of heat production in birds
• C. Provides energy to muscles
• D. Produces heat without producing ATP

Answer 1

The correct option is A Insulates animals that are acclimatised to cold

Brown fat is also called brown adipose tissue. It is found in many mammals. Brown fat is capable of consuming higher amount of oxygen and releasing a large amount of heat. This heat is used to insulate the animal and hence helps in acclimatization to cold. Thus the correct answer is option A.