Question

Fat actually refers to the chemical group called  _________

The three groups of lipids are __________, ___________ and _______________

True fat is made up of ____________ and ________

The number of fatty acids present in fat are ____. Look at fig 5-2

Fats are __________ at room temperature while oils are ___________ ? pg 82 box 5-1. This is

because of type of ___________ present in  them

List food and physiological functions of fats

Answer 1

Answers are given in capital letters-

1. Fat actually refers to the chemical group called LIPIDS.

2. The three groups of lipids are TRIGLYCERIDES, STROIDS and PHOSPHOLIPID.

3. True fat is made up of GLYCEROL and TRIGLYCERIDES.

4. The number of fatty acids present in fat are THREE.

5. Fats are SOLID at room temperature while oils are LIQUID. This is because of type of UNSATURATED FATTY ACIDS present in them.

6. FAT FOODS:-
-beef, pork meat fatty cuts
-dark chicken meat
-high fat dairy foods
- oils (coconut oil, palm oil, cocoa butter)

PHYSIOLOGICAL FUNCTIONS OF FAT:-
-Provide Energy- fat is used as a source of backup energy in cases when carbohydrates are not available.
-help in Absorption of Vitamins.
- store fat for subsequent uses.
- maintain body temperature.