JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.
1 of 4
TEACHING
BIOLOGY
2 of 4
FOOD COMPONENTS
Essential food components:
Nutrients
Carbohydrates
Proteins
Fats
Vitamins
3 of 4
ROUGHAGE:
Roughage isÂ
a dietary fibre that largely consists of cellulose
. It cannot be digested by our bodyÂ
4 of 4
DIET:
A
special course of food to which a person
Â
restricts
 themselves, either to lose weight or for medical reasons.