JAMB - Biology (2000 - No. 22)
The greatest amount of energy will be obtained by the oxidation of 100kg of?
meat
butter
sugar
biscuits
Explicaţie
Fats produce the most energy when oxidized:
Fats produce more than twice the amount of energy per gram as carbohydrates.
One gram of carbohydrate provides 16kJ of energy. One gram of fat provides 37kJ.
Therefore, fats in food contribute double the energy than the equivalent amounts provided by sugar.- Option B