10th Class Science Nutrition NCERT Summary - Nutrition

NCERT Summary - Nutrition

Category : 10th Class

 

Nutrition

 

Nutrition

 

  • We need food to live that is to carry on with our life processes. Food provides energy, helps in repairing damaged parts of cells and tissues, and makes materials necessary for growth and reproduction.

 

ENERGY REQUIREMENTS OF THE BODY

  • To be healthy and energetic, we need to consume nutritious food. Our food should be such that it takes care of our daily energy needs.
  • The requirement for energy varies with age and occupation. Growing children need more energy; so do pregnant women and nursing mothers. Other examples related to energy requirements are as follows:

 

Age Group

Energy Requirement (kilojoules)

5 years

6000

11 years

9000

18 years

11,000

Adult

9,600

Adult (heavy work)

12,000

Adult (very heavy work)

16,000

 

BALANCED DIET

  • The major components of food are carbohydrates, proteins, fats, vitamins and minerals. These are called nutrients. Besides these, water is an important constituent of our food, and makes up for two-thirds of our body weight.
  • A diet is balanced if it contains all the above mentions nutrients in proportionate.

Other Topics

Notes - Nutrition
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