• Burqa on the street
  • Say no to war
  • So many people, so many people

Wednesday, January 13, 2010

Science notes F5 :Chapter 2 - Part 1

Nutrition & food production
Nutrition (the intake of nutrients by living organisms)
Why food is needed?
–To maintain health
–As a source of energy
–To carry out life process
The basic nutrients that we need include proteins, carbohydrates, fats, vitamins, fibre, minerals & water

Factors affecting the calorie requirement of an individual:
1.Age
–Infant, children & teenagers need more calories than aged
–This is because they are still growing (this processes requires energy)
–Elderly people need less energy because they’re less active
For download, open this link:
p/s: Open as read only.

0 comments:

Post a Comment

 

Cikgu Naida Design by Insight © 2009