Search
.Management Sciences
A. Carbohydrates
B. Fats
C. Proteins
D. Vitamins
Food contains a number of basic elements such as carbohydrates, proteins, fats and alcohol. These elements all produce different quantities of energy when burnt. The amount of energy produced when one gram of any of these elements is burned is known as its calorific value.
Food component | Energy density | |
---|---|---|
kJ/g | kcal/g | |
Fat | 37 | 9 |
Ethanol (drinking alcohol) | 29 | 7 |
Proteins | 17 | 4 |
Carbohydrates | 17 | 4 |
Organic acids | 13 | 3 |
Polyols (sugar alcohols, sweeteners) | 10 | 2.4 |
Fiber | 8 | 2 |
Related Mcqs:
- The famous book; Al – Qanun was written by the Muslim scientist ?
- A. Jabar bin Hayyan B. Zakariya Al – Razi C. Abu Ali Sina D. Abdul Qasim Majreeti...
- Television signals are converted into light signals by___________?
- A. Optical fiber B. Transistor C. Decoder D. Photo diode E. None of these...
- which of these plants open its mouth when insect sit on its lid?
- A. Sunflower B. Pitcher plant C. Brassica Plant D. None of these...
- Which has the lowest pH?
- A. Hepatic Bile B. Gastric Juice C. Saliva D. Pancreatic Juice...
- “Green House Effect” means:____________?
- A. Pollution B. Prevention of ultraviolet rays C. Trapping of Solar energy due to atmospheric carbon dioxide D. D. None...
Recent Comments