<prompt> Which of the following increases BMR ?neweStarvationObesityIngestion of foodSleep  <response>: Ans. is c i.e., Ingestion of foodFactors affecting BMR BMR RMR represents tissue metabolic activity. Hence BMR is affected by any factor which alters cellular metabolic activity and energy expenditure.i Factors increasing BMR :- Early age infancy and childhood, male sex, pregnancy, lactation, recent ingestion of food, especially proteins, Cold or very hot uncomfoable environment, Fever, Hormones thyroxine, catecholamines, growth hormone, muscular exercise exeion, Smoking, Caffine, Stress and emotional hyperactivity, and person with tall thin built.ii Factors decreasing BMR :- Advanced age adult and old age, female sex, fasting, starvation, up to 40 decrease in prolonged starvation, malnutrition, hot comfoable climate, obesity, sleep, and person with sho obese built. 